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Finding the Third Proportional to 39,604.50 and 82,473.75

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Solution

The third proportional to 39,604.50 and 82,473.75 is: 171,746.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,604.50 : 82,473.75 = 82,473.75 : x
  2. Step 2: Convert to fraction form
    39,604.50/82,473.75 = 82,473.75/x
  3. Step 3: Cross multiply
    39,604.50x = 82,473.75 × 82,473.75
  4. Step 4: Simplify right side
    39,604.50x = 6,801,919,439.06
  5. Step 5: Solve for x
    x = 6,801,919,439.06/39,604.50
  6. Step 6: Final answer
    x = 171,746.13

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.