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Finding the Third Proportional to 80,116.88 and 125,675.13

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Solution

The third proportional to 80,116.88 and 125,675.13 is: 197,139.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,116.88 : 125,675.13 = 125,675.13 : x
  2. Step 2: Convert to fraction form
    80,116.88/125,675.13 = 125,675.13/x
  3. Step 3: Cross multiply
    80,116.88x = 125,675.13 × 125,675.13
  4. Step 4: Simplify right side
    80,116.88x = 15,794,237,043.77
  5. Step 5: Solve for x
    x = 15,794,237,043.77/80,116.88
  6. Step 6: Final answer
    x = 197,139.95

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.