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Finding the Third Proportional to 60.09 and 133.69

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Solution

The third proportional to 60.09 and 133.69 is: 297.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.09 : 133.69 = 133.69 : x
  2. Step 2: Convert to fraction form
    60.09/133.69 = 133.69/x
  3. Step 3: Cross multiply
    60.09x = 133.69 × 133.69
  4. Step 4: Simplify right side
    60.09x = 17,872.35
  5. Step 5: Solve for x
    x = 17,872.35/60.09
  6. Step 6: Final answer
    x = 297.41

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.