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Finding the Third Proportional to 101.02 and 187.47

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Solution

The third proportional to 101.02 and 187.47 is: 347.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101.02 : 187.47 = 187.47 : x
  2. Step 2: Convert to fraction form
    101.02/187.47 = 187.47/x
  3. Step 3: Cross multiply
    101.02x = 187.47 × 187.47
  4. Step 4: Simplify right side
    101.02x = 35,144.38
  5. Step 5: Solve for x
    x = 35,144.38/101.02
  6. Step 6: Final answer
    x = 347.88

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.