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Finding the Fourth Proportional to 234,304.68, 323,342.01 and 126,874.71

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Solution

The fourth proportional to 234,304.68, 323,342.01 and 126,874.71 is: 175,087.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,304.68 : 323,342.01 = 126,874.71 : x
  2. Step 2: Convert to fraction form
    234,304.68/323,342.01 = 126,874.71/x
  3. Step 3: Cross multiply
    234,304.68x = 323,342.01 × 126,874.71
  4. Step 4: Simplify right side
    234,304.68x = 41,023,923,749.57
  5. Step 5: Solve for x
    x = 41,023,923,749.57/234,304.68
  6. Step 6: Final answer
    x = 175,087.94

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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.