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Finding the Third Proportional to 96 and 136.88

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Solution

The third proportional to 96 and 136.88 is: 195.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96 : 136.88 = 136.88 : x
  2. Step 2: Convert to fraction form
    96/136.88 = 136.88/x
  3. Step 3: Cross multiply
    96x = 136.88 × 136.88
  4. Step 4: Simplify right side
    96x = 18,734.77
  5. Step 5: Solve for x
    x = 18,734.77/96
  6. Step 6: Final answer
    x = 195.15

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.