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Finding the Third Proportional to 45,825 and 68,304

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Solution

The third proportional to 45,825 and 68,304 is: 101,809.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,825 : 68,304 = 68,304 : x
  2. Step 2: Convert to fraction form
    45,825/68,304 = 68,304/x
  3. Step 3: Cross multiply
    45,825x = 68,304 × 68,304
  4. Step 4: Simplify right side
    45,825x = 4,665,436,416
  5. Step 5: Solve for x
    x = 4,665,436,416/45,825
  6. Step 6: Final answer
    x = 101,809.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.