Home / 227,461.53-313,795.41-131,912.85

Finding the Fourth Proportional to 227,461.53, 313,795.41 and 131,912.85

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Solution

The fourth proportional to 227,461.53, 313,795.41 and 131,912.85 is: 181,980.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,461.53 : 313,795.41 = 131,912.85 : x
  2. Step 2: Convert to fraction form
    227,461.53/313,795.41 = 131,912.85/x
  3. Step 3: Cross multiply
    227,461.53x = 313,795.41 × 131,912.85
  4. Step 4: Simplify right side
    227,461.53x = 41,393,646,850.02
  5. Step 5: Solve for x
    x = 41,393,646,850.02/227,461.53
  6. Step 6: Final answer
    x = 181,980.87

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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.