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Finding the Third Proportional to 44,128.50 and 66,600.75

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Solution

The third proportional to 44,128.50 and 66,600.75 is: 100,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,128.50 : 66,600.75 = 66,600.75 : x
  2. Step 2: Convert to fraction form
    44,128.50/66,600.75 = 66,600.75/x
  3. Step 3: Cross multiply
    44,128.50x = 66,600.75 × 66,600.75
  4. Step 4: Simplify right side
    44,128.50x = 4,435,659,900.56
  5. Step 5: Solve for x
    x = 4,435,659,900.56/44,128.50
  6. Step 6: Final answer
    x = 100,516.90

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.