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Finding the Fourth Proportional to 80,411.60, 110,960.15 and 44,600.83

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Solution

The fourth proportional to 80,411.60, 110,960.15 and 44,600.83 is: 61,544.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,411.60 : 110,960.15 = 44,600.83 : x
  2. Step 2: Convert to fraction form
    80,411.60/110,960.15 = 44,600.83/x
  3. Step 3: Cross multiply
    80,411.60x = 110,960.15 × 44,600.83
  4. Step 4: Simplify right side
    80,411.60x = 4,948,914,286.52
  5. Step 5: Solve for x
    x = 4,948,914,286.52/80,411.60
  6. Step 6: Final answer
    x = 61,544.78

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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.