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Finding the Fourth Proportional to 80,753.01, 111,438.07 and 44,943.02

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Solution

The fourth proportional to 80,753.01, 111,438.07 and 44,943.02 is: 62,020.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,753.01 : 111,438.07 = 44,943.02 : x
  2. Step 2: Convert to fraction form
    80,753.01/111,438.07 = 44,943.02/x
  3. Step 3: Cross multiply
    80,753.01x = 111,438.07 × 44,943.02
  4. Step 4: Simplify right side
    80,753.01x = 5,008,363,408.77
  5. Step 5: Solve for x
    x = 5,008,363,408.77/80,753.01
  6. Step 6: Final answer
    x = 62,020.76

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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.