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Finding the Fourth Proportional to 234,304.76, 323,340.78 and 126,874.98

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Solution

The fourth proportional to 234,304.76, 323,340.78 and 126,874.98 is: 175,087.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,304.76 : 323,340.78 = 126,874.98 : x
  2. Step 2: Convert to fraction form
    234,304.76/323,340.78 = 126,874.98/x
  3. Step 3: Cross multiply
    234,304.76x = 323,340.78 × 126,874.98
  4. Step 4: Simplify right side
    234,304.76x = 41,023,854,995.68
  5. Step 5: Solve for x
    x = 41,023,854,995.68/234,304.76
  6. Step 6: Final answer
    x = 175,087.59

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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.