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Finding the Fourth Proportional to 234,398.52, 351,607.50 and 68,186.52

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Solution

The fourth proportional to 234,398.52, 351,607.50 and 68,186.52 is: 102,282.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,398.52 : 351,607.50 = 68,186.52 : x
  2. Step 2: Convert to fraction form
    234,398.52/351,607.50 = 68,186.52/x
  3. Step 3: Cross multiply
    234,398.52x = 351,607.50 × 68,186.52
  4. Step 4: Simplify right side
    234,398.52x = 23,974,891,830.90
  5. Step 5: Solve for x
    x = 23,974,891,830.90/234,398.52
  6. Step 6: Final answer
    x = 102,282.61

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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.