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Finding the Third Proportional to 135,790.88 and 199,524.38

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Solution

The third proportional to 135,790.88 and 199,524.38 is: 293,171.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,790.88 : 199,524.38 = 199,524.38 : x
  2. Step 2: Convert to fraction form
    135,790.88/199,524.38 = 199,524.38/x
  3. Step 3: Cross multiply
    135,790.88x = 199,524.38 × 199,524.38
  4. Step 4: Simplify right side
    135,790.88x = 39,809,976,219.14
  5. Step 5: Solve for x
    x = 39,809,976,219.14/135,790.88
  6. Step 6: Final answer
    x = 293,171.22

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.