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Finding the Third Proportional to 68,845.50 and 92,659.50

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Solution

The third proportional to 68,845.50 and 92,659.50 is: 124,710.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,845.50 : 92,659.50 = 92,659.50 : x
  2. Step 2: Convert to fraction form
    68,845.50/92,659.50 = 92,659.50/x
  3. Step 3: Cross multiply
    68,845.50x = 92,659.50 × 92,659.50
  4. Step 4: Simplify right side
    68,845.50x = 8,585,782,940.25
  5. Step 5: Solve for x
    x = 8,585,782,940.25/68,845.50
  6. Step 6: Final answer
    x = 124,710.88

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.