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Finding the Third Proportional to 68,829.75 and 100,753.88

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Solution

The third proportional to 68,829.75 and 100,753.88 is: 147,484.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,829.75 : 100,753.88 = 100,753.88 : x
  2. Step 2: Convert to fraction form
    68,829.75/100,753.88 = 100,753.88/x
  3. Step 3: Cross multiply
    68,829.75x = 100,753.88 × 100,753.88
  4. Step 4: Simplify right side
    68,829.75x = 10,151,343,327.52
  5. Step 5: Solve for x
    x = 10,151,343,327.52/68,829.75
  6. Step 6: Final answer
    x = 147,484.82

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.