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Finding the Third Proportional to 66,248 and 99,110

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Solution

The third proportional to 66,248 and 99,110 is: 148,273.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,248 : 99,110 = 99,110 : x
  2. Step 2: Convert to fraction form
    66,248/99,110 = 99,110/x
  3. Step 3: Cross multiply
    66,248x = 99,110 × 99,110
  4. Step 4: Simplify right side
    66,248x = 9,822,792,100
  5. Step 5: Solve for x
    x = 9,822,792,100/66,248
  6. Step 6: Final answer
    x = 148,273.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.