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Finding the Fourth Proportional to 80,380.41, 110,924.77 and 44,569.50

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Solution

The fourth proportional to 80,380.41, 110,924.77 and 44,569.50 is: 61,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,380.41 : 110,924.77 = 44,569.50 : x
  2. Step 2: Convert to fraction form
    80,380.41/110,924.77 = 44,569.50/x
  3. Step 3: Cross multiply
    80,380.41x = 110,924.77 × 44,569.50
  4. Step 4: Simplify right side
    80,380.41x = 4,943,861,536.52
  5. Step 5: Solve for x
    x = 4,943,861,536.52/80,380.41
  6. Step 6: Final answer
    x = 61,505.80

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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.