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Finding the Third Proportional to 62,427 and 135,222

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Solution

The third proportional to 62,427 and 135,222 is: 292,901.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,427 : 135,222 = 135,222 : x
  2. Step 2: Convert to fraction form
    62,427/135,222 = 135,222/x
  3. Step 3: Cross multiply
    62,427x = 135,222 × 135,222
  4. Step 4: Simplify right side
    62,427x = 18,284,989,284
  5. Step 5: Solve for x
    x = 18,284,989,284/62,427
  6. Step 6: Final answer
    x = 292,901.94

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.