Home / 331,151.42-456,976.26-187,902.92

Finding the Fourth Proportional to 331,151.42, 456,976.26 and 187,902.92

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Solution

The fourth proportional to 331,151.42, 456,976.26 and 187,902.92 is: 259,298.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,151.42 : 456,976.26 = 187,902.92 : x
  2. Step 2: Convert to fraction form
    331,151.42/456,976.26 = 187,902.92/x
  3. Step 3: Cross multiply
    331,151.42x = 456,976.26 × 187,902.92
  4. Step 4: Simplify right side
    331,151.42x = 85,867,173,624.68
  5. Step 5: Solve for x
    x = 85,867,173,624.68/331,151.42
  6. Step 6: Final answer
    x = 259,298.82

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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.