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Finding the Third Proportional to 60.56 and 132.88

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Solution

The third proportional to 60.56 and 132.88 is: 291.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.56 : 132.88 = 132.88 : x
  2. Step 2: Convert to fraction form
    60.56/132.88 = 132.88/x
  3. Step 3: Cross multiply
    60.56x = 132.88 × 132.88
  4. Step 4: Simplify right side
    60.56x = 17,655.77
  5. Step 5: Solve for x
    x = 17,655.77/60.56
  6. Step 6: Final answer
    x = 291.53

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.