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Finding the Fourth Proportional to 234,542.43, 351,810.29 and 57,049.76

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Solution

The fourth proportional to 234,542.43, 351,810.29 and 57,049.76 is: 85,573.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,542.43 : 351,810.29 = 57,049.76 : x
  2. Step 2: Convert to fraction form
    234,542.43/351,810.29 = 57,049.76/x
  3. Step 3: Cross multiply
    234,542.43x = 351,810.29 × 57,049.76
  4. Step 4: Simplify right side
    234,542.43x = 20,070,690,565.73
  5. Step 5: Solve for x
    x = 20,070,690,565.73/234,542.43
  6. Step 6: Final answer
    x = 85,573.82

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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.