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Finding the Third Proportional to 32,150 and 66,726

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Solution

The third proportional to 32,150 and 66,726 is: 138,487.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,150 : 66,726 = 66,726 : x
  2. Step 2: Convert to fraction form
    32,150/66,726 = 66,726/x
  3. Step 3: Cross multiply
    32,150x = 66,726 × 66,726
  4. Step 4: Simplify right side
    32,150x = 4,452,359,076
  5. Step 5: Solve for x
    x = 4,452,359,076/32,150
  6. Step 6: Final answer
    x = 138,487.06

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.