Home / 204,634.54-282,391.41-113,990.38

Finding the Fourth Proportional to 204,634.54, 282,391.41 and 113,990.38

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Solution

The fourth proportional to 204,634.54, 282,391.41 and 113,990.38 is: 157,304.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,634.54 : 282,391.41 = 113,990.38 : x
  2. Step 2: Convert to fraction form
    204,634.54/282,391.41 = 113,990.38/x
  3. Step 3: Cross multiply
    204,634.54x = 282,391.41 × 113,990.38
  4. Step 4: Simplify right side
    204,634.54x = 32,189,904,134.64
  5. Step 5: Solve for x
    x = 32,189,904,134.64/204,634.54
  6. Step 6: Final answer
    x = 157,304.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.