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Finding the Fourth Proportional to 71,577.93, 98,757.59 and 44,747.76

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Solution

The fourth proportional to 71,577.93, 98,757.59 and 44,747.76 is: 61,739.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,577.93 : 98,757.59 = 44,747.76 : x
  2. Step 2: Convert to fraction form
    71,577.93/98,757.59 = 44,747.76/x
  3. Step 3: Cross multiply
    71,577.93x = 98,757.59 × 44,747.76
  4. Step 4: Simplify right side
    71,577.93x = 4,419,180,711.76
  5. Step 5: Solve for x
    x = 4,419,180,711.76/71,577.93
  6. Step 6: Final answer
    x = 61,739.43

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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.