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Finding the Third Proportional to 67,356 and 104,580

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Solution

The third proportional to 67,356 and 104,580 is: 162,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,356 : 104,580 = 104,580 : x
  2. Step 2: Convert to fraction form
    67,356/104,580 = 104,580/x
  3. Step 3: Cross multiply
    67,356x = 104,580 × 104,580
  4. Step 4: Simplify right side
    67,356x = 10,936,976,400
  5. Step 5: Solve for x
    x = 10,936,976,400/67,356
  6. Step 6: Final answer
    x = 162,375.68

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.