Home / 227,191.16-340,865.15-100,919.86

Finding the Fourth Proportional to 227,191.16, 340,865.15 and 100,919.86

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Solution

The fourth proportional to 227,191.16, 340,865.15 and 100,919.86 is: 151,414.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,191.16 : 340,865.15 = 100,919.86 : x
  2. Step 2: Convert to fraction form
    227,191.16/340,865.15 = 100,919.86/x
  3. Step 3: Cross multiply
    227,191.16x = 340,865.15 × 100,919.86
  4. Step 4: Simplify right side
    227,191.16x = 34,400,061,860.12
  5. Step 5: Solve for x
    x = 34,400,061,860.12/227,191.16
  6. Step 6: Final answer
    x = 151,414.61

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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.