Calculate profit margin, markup, and margin multiplier, plus stock or currency margin requirements from cost, price, shares, or exchange rate.

Margin Multiplier Calculator

Enter known values, then calculate.

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Margin Multiplier Formula

The following formula is used to calculate the margin multiplier when the profit margin is expressed as a percentage of the selling price.

M = \frac{1}{1 - P/100}

Variables:

  • M is the margin multiplier (selling price ÷ cost price)
  • P is the desired profit margin percentage (as a percent of the selling price)

To calculate the margin multiplier, convert the margin percentage to a decimal and divide 1 by (1 − margin). For example, a 30% margin corresponds to a multiplier of 1 ÷ (1 − 0.30) = 1.4286. (If you instead mean markup as a percent of cost, the multiplier is 1 + markup/100.)

What is a Margin Multiplier?

A margin multiplier is a factor by which the cost price of an item is multiplied to achieve a desired profit margin. It is a useful tool for businesses to quickly determine selling prices that ensure a specific profit margin is maintained. The margin multiplier takes into account the cost of the product and the percentage of profit margin desired to arrive at the correct selling price.

How to Calculate Margin Multiplier?

The following steps outline how to calculate the Margin Multiplier.


  1. First, determine the cost price of the item.
  2. Next, determine the desired profit margin percentage (as a percent of the selling price).
  3. Use the formula M = 1 / (1 - P/100) to calculate the margin multiplier.
  4. Finally, use the margin multiplier to calculate the selling price by multiplying it with the cost price.
  5. After inserting the variables and calculating the result, check your answer with the calculator above.

Example Problem : 

Use the following variables as an example problem to test your knowledge.

Cost price of the item = $50

Desired profit margin percentage = 30%

Margin multiplier M = 1 ÷ (1 − 0.30) = 1.4286

Selling price = $50 × 1.4286 = $71.43 (rounded)