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Finding the Third Proportional to 48,102.75 and 103,306.50

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Solution

The third proportional to 48,102.75 and 103,306.50 is: 221,863.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,102.75 : 103,306.50 = 103,306.50 : x
  2. Step 2: Convert to fraction form
    48,102.75/103,306.50 = 103,306.50/x
  3. Step 3: Cross multiply
    48,102.75x = 103,306.50 × 103,306.50
  4. Step 4: Simplify right side
    48,102.75x = 10,672,232,942.25
  5. Step 5: Solve for x
    x = 10,672,232,942.25/48,102.75
  6. Step 6: Final answer
    x = 221,863.26

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.