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Finding the Third Proportional to 61,231 and 92,769.25

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Solution

The third proportional to 61,231 and 92,769.25 is: 140,551.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,231 : 92,769.25 = 92,769.25 : x
  2. Step 2: Convert to fraction form
    61,231/92,769.25 = 92,769.25/x
  3. Step 3: Cross multiply
    61,231x = 92,769.25 × 92,769.25
  4. Step 4: Simplify right side
    61,231x = 8,606,133,745.56
  5. Step 5: Solve for x
    x = 8,606,133,745.56/61,231
  6. Step 6: Final answer
    x = 140,551.91

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.