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Finding the Fourth Proportional to 159,689.70, 239,545.49 and 41,373

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Solution

The fourth proportional to 159,689.70, 239,545.49 and 41,373 is: 62,062.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,689.70 : 239,545.49 = 41,373 : x
  2. Step 2: Convert to fraction form
    159,689.70/239,545.49 = 41,373/x
  3. Step 3: Cross multiply
    159,689.70x = 239,545.49 × 41,373
  4. Step 4: Simplify right side
    159,689.70x = 9,910,715,350.91
  5. Step 5: Solve for x
    x = 9,910,715,350.91/159,689.70
  6. Step 6: Final answer
    x = 62,062.33

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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.