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Finding the Fourth Proportional to 234,281.70, 351,567 and 92,101.86

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Solution

The fourth proportional to 234,281.70, 351,567 and 92,101.86 is: 138,209.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,281.70 : 351,567 = 92,101.86 : x
  2. Step 2: Convert to fraction form
    234,281.70/351,567 = 92,101.86/x
  3. Step 3: Cross multiply
    234,281.70x = 351,567 × 92,101.86
  4. Step 4: Simplify right side
    234,281.70x = 32,379,974,614.62
  5. Step 5: Solve for x
    x = 32,379,974,614.62/234,281.70
  6. Step 6: Final answer
    x = 138,209.58

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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.