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Finding the Fourth Proportional to 80,151.75, 110,599.85 and 44,336.90

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Solution

The fourth proportional to 80,151.75, 110,599.85 and 44,336.90 is: 61,179.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,151.75 : 110,599.85 = 44,336.90 : x
  2. Step 2: Convert to fraction form
    80,151.75/110,599.85 = 44,336.90/x
  3. Step 3: Cross multiply
    80,151.75x = 110,599.85 × 44,336.90
  4. Step 4: Simplify right side
    80,151.75x = 4,903,654,876.81
  5. Step 5: Solve for x
    x = 4,903,654,876.81/80,151.75
  6. Step 6: Final answer
    x = 61,179.64

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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.