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Finding the Fourth Proportional to 80,042.46, 110,458.64 and 44,232.46

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Solution

The fourth proportional to 80,042.46, 110,458.64 and 44,232.46 is: 61,040.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,042.46 : 110,458.64 = 44,232.46 : x
  2. Step 2: Convert to fraction form
    80,042.46/110,458.64 = 44,232.46/x
  3. Step 3: Cross multiply
    80,042.46x = 110,458.64 × 44,232.46
  4. Step 4: Simplify right side
    80,042.46x = 4,885,857,375.45
  5. Step 5: Solve for x
    x = 4,885,857,375.45/80,042.46
  6. Step 6: Final answer
    x = 61,040.82

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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.