Home / 215,344.44-296,863.76-142,625.50

Finding the Fourth Proportional to 215,344.44, 296,863.76 and 142,625.50

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Solution

The fourth proportional to 215,344.44, 296,863.76 and 142,625.50 is: 196,616.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,344.44 : 296,863.76 = 142,625.50 : x
  2. Step 2: Convert to fraction form
    215,344.44/296,863.76 = 142,625.50/x
  3. Step 3: Cross multiply
    215,344.44x = 296,863.76 × 142,625.50
  4. Step 4: Simplify right side
    215,344.44x = 42,340,342,201.88
  5. Step 5: Solve for x
    x = 42,340,342,201.88/215,344.44
  6. Step 6: Final answer
    x = 196,616.83

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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.