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Finding the Fourth Proportional to 234,229.66, 323,234.25 and 126,797.33

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Solution

The fourth proportional to 234,229.66, 323,234.25 and 126,797.33 is: 174,978.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,229.66 : 323,234.25 = 126,797.33 : x
  2. Step 2: Convert to fraction form
    234,229.66/323,234.25 = 126,797.33/x
  3. Step 3: Cross multiply
    234,229.66x = 323,234.25 × 126,797.33
  4. Step 4: Simplify right side
    234,229.66x = 40,985,240,197.15
  5. Step 5: Solve for x
    x = 40,985,240,197.15/234,229.66
  6. Step 6: Final answer
    x = 174,978.87

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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.