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Finding the Third Proportional to 37,471.50 and 82,305

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Solution

The third proportional to 37,471.50 and 82,305 is: 180,780.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,471.50 : 82,305 = 82,305 : x
  2. Step 2: Convert to fraction form
    37,471.50/82,305 = 82,305/x
  3. Step 3: Cross multiply
    37,471.50x = 82,305 × 82,305
  4. Step 4: Simplify right side
    37,471.50x = 6,774,113,025
  5. Step 5: Solve for x
    x = 6,774,113,025/37,471.50
  6. Step 6: Final answer
    x = 180,780.41

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.