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Finding the Fourth Proportional to 73,757.98, 110,637.11 and 31,610.73

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Solution

The fourth proportional to 73,757.98, 110,637.11 and 31,610.73 is: 47,416.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,757.98 : 110,637.11 = 31,610.73 : x
  2. Step 2: Convert to fraction form
    73,757.98/110,637.11 = 31,610.73/x
  3. Step 3: Cross multiply
    73,757.98x = 110,637.11 × 31,610.73
  4. Step 4: Simplify right side
    73,757.98x = 3,497,320,306.11
  5. Step 5: Solve for x
    x = 3,497,320,306.11/73,757.98
  6. Step 6: Final answer
    x = 47,416.16

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1.5x scale

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.