Home / 227,135.85-313,447.50-131,697.90

Finding the Fourth Proportional to 227,135.85, 313,447.50 and 131,697.90

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Solution

The fourth proportional to 227,135.85, 313,447.50 and 131,697.90 is: 181,743.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,135.85 : 313,447.50 = 131,697.90 : x
  2. Step 2: Convert to fraction form
    227,135.85/313,447.50 = 131,697.90/x
  3. Step 3: Cross multiply
    227,135.85x = 313,447.50 × 131,697.90
  4. Step 4: Simplify right side
    227,135.85x = 41,280,377,510.25
  5. Step 5: Solve for x
    x = 41,280,377,510.25/227,135.85
  6. Step 6: Final answer
    x = 181,743.12

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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.