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Finding the Third Proportional to 75,882 and 162,996

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Solution

The third proportional to 75,882 and 162,996 is: 350,118.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,882 : 162,996 = 162,996 : x
  2. Step 2: Convert to fraction form
    75,882/162,996 = 162,996/x
  3. Step 3: Cross multiply
    75,882x = 162,996 × 162,996
  4. Step 4: Simplify right side
    75,882x = 26,567,696,016
  5. Step 5: Solve for x
    x = 26,567,696,016/75,882
  6. Step 6: Final answer
    x = 350,118.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.