Home / 83,373.11-115,044.08-47,560.98

Finding the Fourth Proportional to 83,373.11, 115,044.08 and 47,560.98

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Solution

The fourth proportional to 83,373.11, 115,044.08 and 47,560.98 is: 65,627.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,373.11 : 115,044.08 = 47,560.98 : x
  2. Step 2: Convert to fraction form
    83,373.11/115,044.08 = 47,560.98/x
  3. Step 3: Cross multiply
    83,373.11x = 115,044.08 × 47,560.98
  4. Step 4: Simplify right side
    83,373.11x = 5,471,609,188.00
  5. Step 5: Solve for x
    x = 5,471,609,188.00/83,373.11
  6. Step 6: Final answer
    x = 65,627.98

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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.