Home / 80,304.03-120,475.19-27,713.97

Finding the Fourth Proportional to 80,304.03, 120,475.19 and 27,713.97

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Solution

The fourth proportional to 80,304.03, 120,475.19 and 27,713.97 is: 41,577.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,304.03 : 120,475.19 = 27,713.97 : x
  2. Step 2: Convert to fraction form
    80,304.03/120,475.19 = 27,713.97/x
  3. Step 3: Cross multiply
    80,304.03x = 120,475.19 × 27,713.97
  4. Step 4: Simplify right side
    80,304.03x = 3,338,845,870.69
  5. Step 5: Solve for x
    x = 3,338,845,870.69/80,304.03
  6. Step 6: Final answer
    x = 41,577.56

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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.