Home / 384,169.11-576,344.19-131,452.35

Finding the Fourth Proportional to 384,169.11, 576,344.19 and 131,452.35

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Solution

The fourth proportional to 384,169.11, 576,344.19 and 131,452.35 is: 197,209.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,169.11 : 576,344.19 = 131,452.35 : x
  2. Step 2: Convert to fraction form
    384,169.11/576,344.19 = 131,452.35/x
  3. Step 3: Cross multiply
    384,169.11x = 576,344.19 × 131,452.35
  4. Step 4: Simplify right side
    384,169.11x = 75,761,798,184.35
  5. Step 5: Solve for x
    x = 75,761,798,184.35/384,169.11
  6. Step 6: Final answer
    x = 197,209.50

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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.