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Finding the Third Proportional to 98.06 and 150.47

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Solution

The third proportional to 98.06 and 150.47 is: 230.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98.06 : 150.47 = 150.47 : x
  2. Step 2: Convert to fraction form
    98.06/150.47 = 150.47/x
  3. Step 3: Cross multiply
    98.06x = 150.47 × 150.47
  4. Step 4: Simplify right side
    98.06x = 22,640.84
  5. Step 5: Solve for x
    x = 22,640.84/98.06
  6. Step 6: Final answer
    x = 230.88

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.