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Finding the Third Proportional to 73.41 and 150.47

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Solution

The third proportional to 73.41 and 150.47 is: 308.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.41 : 150.47 = 150.47 : x
  2. Step 2: Convert to fraction form
    73.41/150.47 = 150.47/x
  3. Step 3: Cross multiply
    73.41x = 150.47 × 150.47
  4. Step 4: Simplify right side
    73.41x = 22,640.84
  5. Step 5: Solve for x
    x = 22,640.84/73.41
  6. Step 6: Final answer
    x = 308.43

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.