Home / 71,382.03-98,507.25-39,551.46

Finding the Fourth Proportional to 71,382.03, 98,507.25 and 39,551.46

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Solution

The fourth proportional to 71,382.03, 98,507.25 and 39,551.46 is: 54,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,382.03 : 98,507.25 = 39,551.46 : x
  2. Step 2: Convert to fraction form
    71,382.03/98,507.25 = 39,551.46/x
  3. Step 3: Cross multiply
    71,382.03x = 98,507.25 × 39,551.46
  4. Step 4: Simplify right side
    71,382.03x = 3,896,105,558.09
  5. Step 5: Solve for x
    x = 3,896,105,558.09/71,382.03
  6. Step 6: Final answer
    x = 54,581.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.