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Finding the Third Proportional to 39,342 and 60,210

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Solution

The third proportional to 39,342 and 60,210 is: 92,146.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,342 : 60,210 = 60,210 : x
  2. Step 2: Convert to fraction form
    39,342/60,210 = 60,210/x
  3. Step 3: Cross multiply
    39,342x = 60,210 × 60,210
  4. Step 4: Simplify right side
    39,342x = 3,625,244,100
  5. Step 5: Solve for x
    x = 3,625,244,100/39,342
  6. Step 6: Final answer
    x = 92,146.92

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.