Home / 71,445.16-98,593.80-39,614.02

Finding the Fourth Proportional to 71,445.16, 98,593.80 and 39,614.02

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Solution

The fourth proportional to 71,445.16, 98,593.80 and 39,614.02 is: 54,667.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,445.16 : 98,593.80 = 39,614.02 : x
  2. Step 2: Convert to fraction form
    71,445.16/98,593.80 = 39,614.02/x
  3. Step 3: Cross multiply
    71,445.16x = 98,593.80 × 39,614.02
  4. Step 4: Simplify right side
    71,445.16x = 3,905,696,765.08
  5. Step 5: Solve for x
    x = 3,905,696,765.08/71,445.16
  6. Step 6: Final answer
    x = 54,667.06

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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.