Home / 232,229.20-320,502.72-130,281.88

Finding the Fourth Proportional to 232,229.20, 320,502.72 and 130,281.88

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Solution

The fourth proportional to 232,229.20, 320,502.72 and 130,281.88 is: 179,803.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,229.20 : 320,502.72 = 130,281.88 : x
  2. Step 2: Convert to fraction form
    232,229.20/320,502.72 = 130,281.88/x
  3. Step 3: Cross multiply
    232,229.20x = 320,502.72 × 130,281.88
  4. Step 4: Simplify right side
    232,229.20x = 41,755,696,906.71
  5. Step 5: Solve for x
    x = 41,755,696,906.71/232,229.20
  6. Step 6: Final answer
    x = 179,803.82

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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.