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Finding the Third Proportional to 62,530 and 129,222

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Solution

The third proportional to 62,530 and 129,222 is: 267,045.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,530 : 129,222 = 129,222 : x
  2. Step 2: Convert to fraction form
    62,530/129,222 = 129,222/x
  3. Step 3: Cross multiply
    62,530x = 129,222 × 129,222
  4. Step 4: Simplify right side
    62,530x = 16,698,325,284
  5. Step 5: Solve for x
    x = 16,698,325,284/62,530
  6. Step 6: Final answer
    x = 267,045.02

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.