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Finding the Fourth Proportional to 71,549.97, 107,355.47 and 35,992.59

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Solution

The fourth proportional to 71,549.97, 107,355.47 and 35,992.59 is: 54,004.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,549.97 : 107,355.47 = 35,992.59 : x
  2. Step 2: Convert to fraction form
    71,549.97/107,355.47 = 35,992.59/x
  3. Step 3: Cross multiply
    71,549.97x = 107,355.47 × 35,992.59
  4. Step 4: Simplify right side
    71,549.97x = 3,864,001,236.00
  5. Step 5: Solve for x
    x = 3,864,001,236.00/71,549.97
  6. Step 6: Final answer
    x = 54,004.23

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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.