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Finding the Fourth Proportional to 80,244.48, 110,732.64 and 44,432.48

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Solution

The fourth proportional to 80,244.48, 110,732.64 and 44,432.48 is: 61,314.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,244.48 : 110,732.64 = 44,432.48 : x
  2. Step 2: Convert to fraction form
    80,244.48/110,732.64 = 44,432.48/x
  3. Step 3: Cross multiply
    80,244.48x = 110,732.64 × 44,432.48
  4. Step 4: Simplify right side
    80,244.48x = 4,920,125,812.15
  5. Step 5: Solve for x
    x = 4,920,125,812.15/80,244.48
  6. Step 6: Final answer
    x = 61,314.20

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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.