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Finding the Third Proportional to 39,015 and 93,217.50

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Solution

The third proportional to 39,015 and 93,217.50 is: 222,722.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,015 : 93,217.50 = 93,217.50 : x
  2. Step 2: Convert to fraction form
    39,015/93,217.50 = 93,217.50/x
  3. Step 3: Cross multiply
    39,015x = 93,217.50 × 93,217.50
  4. Step 4: Simplify right side
    39,015x = 8,689,502,306.25
  5. Step 5: Solve for x
    x = 8,689,502,306.25/39,015
  6. Step 6: Final answer
    x = 222,722.09

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.