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Finding the Fourth Proportional to 234,649.15, 323,795.89 and 132,660.47

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Solution

The fourth proportional to 234,649.15, 323,795.89 and 132,660.47 is: 183,060.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,649.15 : 323,795.89 = 132,660.47 : x
  2. Step 2: Convert to fraction form
    234,649.15/323,795.89 = 132,660.47/x
  3. Step 3: Cross multiply
    234,649.15x = 323,795.89 × 132,660.47
  4. Step 4: Simplify right side
    234,649.15x = 42,954,914,951.47
  5. Step 5: Solve for x
    x = 42,954,914,951.47/234,649.15
  6. Step 6: Final answer
    x = 183,060.18

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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.