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Finding the Fourth Proportional to 80,063.72, 110,493.67 and 44,252.97

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Solution

The fourth proportional to 80,063.72, 110,493.67 and 44,252.97 is: 61,072.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,063.72 : 110,493.67 = 44,252.97 : x
  2. Step 2: Convert to fraction form
    80,063.72/110,493.67 = 44,252.97/x
  3. Step 3: Cross multiply
    80,063.72x = 110,493.67 × 44,252.97
  4. Step 4: Simplify right side
    80,063.72x = 4,889,673,063.70
  5. Step 5: Solve for x
    x = 4,889,673,063.70/80,063.72
  6. Step 6: Final answer
    x = 61,072.27

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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.