Home / 232,229.80-320,502.18-131,617

Finding the Fourth Proportional to 232,229.80, 320,502.18 and 131,617

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Solution

The fourth proportional to 232,229.80, 320,502.18 and 131,617 is: 181,645.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,229.80 : 320,502.18 = 131,617 : x
  2. Step 2: Convert to fraction form
    232,229.80/320,502.18 = 131,617/x
  3. Step 3: Cross multiply
    232,229.80x = 320,502.18 × 131,617
  4. Step 4: Simplify right side
    232,229.80x = 42,183,535,425.06
  5. Step 5: Solve for x
    x = 42,183,535,425.06/232,229.80
  6. Step 6: Final answer
    x = 181,645.66

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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.