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Finding the Fourth Proportional to 265,500.48, 398,318.96 and 88,057.04

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Solution

The fourth proportional to 265,500.48, 398,318.96 and 88,057.04 is: 132,108.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,500.48 : 398,318.96 = 88,057.04 : x
  2. Step 2: Convert to fraction form
    265,500.48/398,318.96 = 88,057.04/x
  3. Step 3: Cross multiply
    265,500.48x = 398,318.96 × 88,057.04
  4. Step 4: Simplify right side
    265,500.48x = 35,074,788,593.48
  5. Step 5: Solve for x
    x = 35,074,788,593.48/265,500.48
  6. Step 6: Final answer
    x = 132,108.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.