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Finding the Fourth Proportional to 80,473.26, 111,047.92 and 44,663.30

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Solution

The fourth proportional to 80,473.26, 111,047.92 and 44,663.30 is: 61,632.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,473.26 : 111,047.92 = 44,663.30 : x
  2. Step 2: Convert to fraction form
    80,473.26/111,047.92 = 44,663.30/x
  3. Step 3: Cross multiply
    80,473.26x = 111,047.92 × 44,663.30
  4. Step 4: Simplify right side
    80,473.26x = 4,959,766,565.34
  5. Step 5: Solve for x
    x = 4,959,766,565.34/80,473.26
  6. Step 6: Final answer
    x = 61,632.48

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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.