Home / 225,619.44-338,322.96-130,876.56

Finding the Fourth Proportional to 225,619.44, 338,322.96 and 130,876.56

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Solution

The fourth proportional to 225,619.44, 338,322.96 and 130,876.56 is: 196,253.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,619.44 : 338,322.96 = 130,876.56 : x
  2. Step 2: Convert to fraction form
    225,619.44/338,322.96 = 130,876.56/x
  3. Step 3: Cross multiply
    225,619.44x = 338,322.96 × 130,876.56
  4. Step 4: Simplify right side
    225,619.44x = 44,278,545,173.82
  5. Step 5: Solve for x
    x = 44,278,545,173.82/225,619.44
  6. Step 6: Final answer
    x = 196,253.24

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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.