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Finding the Fourth Proportional to 71,277.44, 106,998.92 and 41,716.48

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Solution

The fourth proportional to 71,277.44, 106,998.92 and 41,716.48 is: 62,623.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,277.44 : 106,998.92 = 41,716.48 : x
  2. Step 2: Convert to fraction form
    71,277.44/106,998.92 = 41,716.48/x
  3. Step 3: Cross multiply
    71,277.44x = 106,998.92 × 41,716.48
  4. Step 4: Simplify right side
    71,277.44x = 4,463,618,306.20
  5. Step 5: Solve for x
    x = 4,463,618,306.20/71,277.44
  6. Step 6: Final answer
    x = 62,623.16

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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.