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Finding the Fourth Proportional to 234,337.70, 323,382.03 and 126,906.86

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Solution

The fourth proportional to 234,337.70, 323,382.03 and 126,906.86 is: 175,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,337.70 : 323,382.03 = 126,906.86 : x
  2. Step 2: Convert to fraction form
    234,337.70/323,382.03 = 126,906.86/x
  3. Step 3: Cross multiply
    234,337.70x = 323,382.03 × 126,906.86
  4. Step 4: Simplify right side
    234,337.70x = 41,039,398,007.73
  5. Step 5: Solve for x
    x = 41,039,398,007.73/234,337.70
  6. Step 6: Final answer
    x = 175,129.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.