Home / 82,305.30-123,470.94-29,727.66

Finding the Fourth Proportional to 82,305.30, 123,470.94 and 29,727.66

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Solution

The fourth proportional to 82,305.30, 123,470.94 and 29,727.66 is: 44,596.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,305.30 : 123,470.94 = 29,727.66 : x
  2. Step 2: Convert to fraction form
    82,305.30/123,470.94 = 29,727.66/x
  3. Step 3: Cross multiply
    82,305.30x = 123,470.94 × 29,727.66
  4. Step 4: Simplify right side
    82,305.30x = 3,670,502,124.20
  5. Step 5: Solve for x
    x = 3,670,502,124.20/82,305.30
  6. Step 6: Final answer
    x = 44,596.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.