Home / 396,022.94-593,837.86-126,115.90

Finding the Fourth Proportional to 396,022.94, 593,837.86 and 126,115.90

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Solution

The fourth proportional to 396,022.94, 593,837.86 and 126,115.90 is: 189,111.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,022.94 : 593,837.86 = 126,115.90 : x
  2. Step 2: Convert to fraction form
    396,022.94/593,837.86 = 126,115.90/x
  3. Step 3: Cross multiply
    396,022.94x = 593,837.86 × 126,115.90
  4. Step 4: Simplify right side
    396,022.94x = 74,892,396,167.97
  5. Step 5: Solve for x
    x = 74,892,396,167.97/396,022.94
  6. Step 6: Final answer
    x = 189,111.26

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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.