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Finding the Fourth Proportional to 73,610.88, 110,144.16 and 44,049.12

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Solution

The fourth proportional to 73,610.88, 110,144.16 and 44,049.12 is: 65,910.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,610.88 : 110,144.16 = 44,049.12 : x
  2. Step 2: Convert to fraction form
    73,610.88/110,144.16 = 44,049.12/x
  3. Step 3: Cross multiply
    73,610.88x = 110,144.16 × 44,049.12
  4. Step 4: Simplify right side
    73,610.88x = 4,851,753,321.14
  5. Step 5: Solve for x
    x = 4,851,753,321.14/73,610.88
  6. Step 6: Final answer
    x = 65,910.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.