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Finding the Fourth Proportional to 80,403.56, 110,951.46 and 44,592.20

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Solution

The fourth proportional to 80,403.56, 110,951.46 and 44,592.20 is: 61,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,403.56 : 110,951.46 = 44,592.20 : x
  2. Step 2: Convert to fraction form
    80,403.56/110,951.46 = 44,592.20/x
  3. Step 3: Cross multiply
    80,403.56x = 110,951.46 × 44,592.20
  4. Step 4: Simplify right side
    80,403.56x = 4,947,569,694.61
  5. Step 5: Solve for x
    x = 4,947,569,694.61/80,403.56
  6. Step 6: Final answer
    x = 61,534.21

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1.5x scale

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.