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Finding the Fourth Proportional to 234,312, 323,350.08 and 126,882

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Solution

The fourth proportional to 234,312, 323,350.08 and 126,882 is: 175,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,312 : 323,350.08 = 126,882 : x
  2. Step 2: Convert to fraction form
    234,312/323,350.08 = 126,882/x
  3. Step 3: Cross multiply
    234,312x = 323,350.08 × 126,882
  4. Step 4: Simplify right side
    234,312x = 41,027,304,850.56
  5. Step 5: Solve for x
    x = 41,027,304,850.56/234,312
  6. Step 6: Final answer
    x = 175,096.90

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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.