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Finding the Fourth Proportional to 79,891.97, 110,250.90 and 44,082.05

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Solution

The fourth proportional to 79,891.97, 110,250.90 and 44,082.05 is: 60,833.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,891.97 : 110,250.90 = 44,082.05 : x
  2. Step 2: Convert to fraction form
    79,891.97/110,250.90 = 44,082.05/x
  3. Step 3: Cross multiply
    79,891.97x = 110,250.90 × 44,082.05
  4. Step 4: Simplify right side
    79,891.97x = 4,860,085,135.09
  5. Step 5: Solve for x
    x = 4,860,085,135.09/79,891.97
  6. Step 6: Final answer
    x = 60,833.22

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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.