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Finding the Fourth Proportional to 234,324.68, 351,414.30 and 84,545.50

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Solution

The fourth proportional to 234,324.68, 351,414.30 and 84,545.50 is: 126,792.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,324.68 : 351,414.30 = 84,545.50 : x
  2. Step 2: Convert to fraction form
    234,324.68/351,414.30 = 84,545.50/x
  3. Step 3: Cross multiply
    234,324.68x = 351,414.30 × 84,545.50
  4. Step 4: Simplify right side
    234,324.68x = 29,710,497,700.65
  5. Step 5: Solve for x
    x = 29,710,497,700.65/234,324.68
  6. Step 6: Final answer
    x = 126,792.01

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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.