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Finding the Third Proportional to 136.05 and 293.73

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Solution

The third proportional to 136.05 and 293.73 is: 634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136.05 : 293.73 = 293.73 : x
  2. Step 2: Convert to fraction form
    136.05/293.73 = 293.73/x
  3. Step 3: Cross multiply
    136.05x = 293.73 × 293.73
  4. Step 4: Simplify right side
    136.05x = 86,278.07
  5. Step 5: Solve for x
    x = 86,278.07/136.05
  6. Step 6: Final answer
    x = 634.15

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.