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Finding the Fourth Proportional to 234,062.54, 323,008.62 and 126,634.88

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Solution

The fourth proportional to 234,062.54, 323,008.62 and 126,634.88 is: 174,757.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,062.54 : 323,008.62 = 126,634.88 : x
  2. Step 2: Convert to fraction form
    234,062.54/323,008.62 = 126,634.88/x
  3. Step 3: Cross multiply
    234,062.54x = 323,008.62 × 126,634.88
  4. Step 4: Simplify right side
    234,062.54x = 40,904,157,832.67
  5. Step 5: Solve for x
    x = 40,904,157,832.67/234,062.54
  6. Step 6: Final answer
    x = 174,757.39

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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.