Home / 225,583.20-311,296.32-130,093.92

Finding the Fourth Proportional to 225,583.20, 311,296.32 and 130,093.92

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Solution

The fourth proportional to 225,583.20, 311,296.32 and 130,093.92 is: 179,524.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,583.20 : 311,296.32 = 130,093.92 : x
  2. Step 2: Convert to fraction form
    225,583.20/311,296.32 = 130,093.92/x
  3. Step 3: Cross multiply
    225,583.20x = 311,296.32 × 130,093.92
  4. Step 4: Simplify right side
    225,583.20x = 40,497,758,550.37
  5. Step 5: Solve for x
    x = 40,497,758,550.37/225,583.20
  6. Step 6: Final answer
    x = 179,524.71

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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.