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Finding the Third Proportional to 50,847.28 and 105,903

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Solution

The third proportional to 50,847.28 and 105,903 is: 220,571.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,847.28 : 105,903 = 105,903 : x
  2. Step 2: Convert to fraction form
    50,847.28/105,903 = 105,903/x
  3. Step 3: Cross multiply
    50,847.28x = 105,903 × 105,903
  4. Step 4: Simplify right side
    50,847.28x = 11,215,445,409
  5. Step 5: Solve for x
    x = 11,215,445,409/50,847.28
  6. Step 6: Final answer
    x = 220,571.19

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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.