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Finding the Fourth Proportional to 80,402.80, 110,948.52 and 44,592.70

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Solution

The fourth proportional to 80,402.80, 110,948.52 and 44,592.70 is: 61,533.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,402.80 : 110,948.52 = 44,592.70 : x
  2. Step 2: Convert to fraction form
    80,402.80/110,948.52 = 44,592.70/x
  3. Step 3: Cross multiply
    80,402.80x = 110,948.52 × 44,592.70
  4. Step 4: Simplify right side
    80,402.80x = 4,947,494,067.80
  5. Step 5: Solve for x
    x = 4,947,494,067.80/80,402.80
  6. Step 6: Final answer
    x = 61,533.85

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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.