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Finding the Third Proportional to 68,252 and 147,600

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Solution

The third proportional to 68,252 and 147,600 is: 319,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,252 : 147,600 = 147,600 : x
  2. Step 2: Convert to fraction form
    68,252/147,600 = 147,600/x
  3. Step 3: Cross multiply
    68,252x = 147,600 × 147,600
  4. Step 4: Simplify right side
    68,252x = 21,785,760,000
  5. Step 5: Solve for x
    x = 21,785,760,000/68,252
  6. Step 6: Final answer
    x = 319,195.92

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.