Home / 225,961.35-338,732.73-83,727.38

Finding the Fourth Proportional to 225,961.35, 338,732.73 and 83,727.38

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Solution

The fourth proportional to 225,961.35, 338,732.73 and 83,727.38 is: 125,513.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,961.35 : 338,732.73 = 83,727.38 : x
  2. Step 2: Convert to fraction form
    225,961.35/338,732.73 = 83,727.38/x
  3. Step 3: Cross multiply
    225,961.35x = 338,732.73 × 83,727.38
  4. Step 4: Simplify right side
    225,961.35x = 28,361,202,309.48
  5. Step 5: Solve for x
    x = 28,361,202,309.48/225,961.35
  6. Step 6: Final answer
    x = 125,513.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.