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Finding the Fourth Proportional to 234,362.52, 323,419.50 and 126,932.28

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Solution

The fourth proportional to 234,362.52, 323,419.50 and 126,932.28 is: 175,166.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,362.52 : 323,419.50 = 126,932.28 : x
  2. Step 2: Convert to fraction form
    234,362.52/323,419.50 = 126,932.28/x
  3. Step 3: Cross multiply
    234,362.52x = 323,419.50 × 126,932.28
  4. Step 4: Simplify right side
    234,362.52x = 41,052,374,531.46
  5. Step 5: Solve for x
    x = 41,052,374,531.46/234,362.52
  6. Step 6: Final answer
    x = 175,166.13

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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.