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Finding the Third Proportional to 75,650 and 162,692

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Solution

The third proportional to 75,650 and 162,692 is: 349,883.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,650 : 162,692 = 162,692 : x
  2. Step 2: Convert to fraction form
    75,650/162,692 = 162,692/x
  3. Step 3: Cross multiply
    75,650x = 162,692 × 162,692
  4. Step 4: Simplify right side
    75,650x = 26,468,686,864
  5. Step 5: Solve for x
    x = 26,468,686,864/75,650
  6. Step 6: Final answer
    x = 349,883.50

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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.