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Finding the Fourth Proportional to 234,095.52, 323,049.44 and 126,663.20

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Solution

The fourth proportional to 234,095.52, 323,049.44 and 126,663.20 is: 174,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,095.52 : 323,049.44 = 126,663.20 : x
  2. Step 2: Convert to fraction form
    234,095.52/323,049.44 = 126,663.20/x
  3. Step 3: Cross multiply
    234,095.52x = 323,049.44 × 126,663.20
  4. Step 4: Simplify right side
    234,095.52x = 40,918,475,828.61
  5. Step 5: Solve for x
    x = 40,918,475,828.61/234,095.52
  6. Step 6: Final answer
    x = 174,793.93

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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.