Home / 131,452.80-197,212.38-36,682.90

Finding the Fourth Proportional to 131,452.80, 197,212.38 and 36,682.90

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Solution

The fourth proportional to 131,452.80, 197,212.38 and 36,682.90 is: 55,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,452.80 : 197,212.38 = 36,682.90 : x
  2. Step 2: Convert to fraction form
    131,452.80/197,212.38 = 36,682.90/x
  3. Step 3: Cross multiply
    131,452.80x = 197,212.38 × 36,682.90
  4. Step 4: Simplify right side
    131,452.80x = 7,234,322,014.30
  5. Step 5: Solve for x
    x = 7,234,322,014.30/131,452.80
  6. Step 6: Final answer
    x = 55,033.61

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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.