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Finding the Fourth Proportional to 244,456.65, 366,685.29 and 66,965.22

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Solution

The fourth proportional to 244,456.65, 366,685.29 and 66,965.22 is: 100,447.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,456.65 : 366,685.29 = 66,965.22 : x
  2. Step 2: Convert to fraction form
    244,456.65/366,685.29 = 66,965.22/x
  3. Step 3: Cross multiply
    244,456.65x = 366,685.29 × 66,965.22
  4. Step 4: Simplify right side
    244,456.65x = 24,555,161,115.61
  5. Step 5: Solve for x
    x = 24,555,161,115.61/244,456.65
  6. Step 6: Final answer
    x = 100,447.92

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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.