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Finding the Third Proportional to 133,832 and 207,348

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Solution

The third proportional to 133,832 and 207,348 is: 321,247.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,832 : 207,348 = 207,348 : x
  2. Step 2: Convert to fraction form
    133,832/207,348 = 207,348/x
  3. Step 3: Cross multiply
    133,832x = 207,348 × 207,348
  4. Step 4: Simplify right side
    133,832x = 42,993,193,104
  5. Step 5: Solve for x
    x = 42,993,193,104/133,832
  6. Step 6: Final answer
    x = 321,247.48

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.