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Finding the Third Proportional to 68,832 and 151,632

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Solution

The third proportional to 68,832 and 151,632 is: 334,034.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,832 : 151,632 = 151,632 : x
  2. Step 2: Convert to fraction form
    68,832/151,632 = 151,632/x
  3. Step 3: Cross multiply
    68,832x = 151,632 × 151,632
  4. Step 4: Simplify right side
    68,832x = 22,992,263,424
  5. Step 5: Solve for x
    x = 22,992,263,424/68,832
  6. Step 6: Final answer
    x = 334,034.51

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.