Home / 225,609.08-338,600.50-113,321.36

Finding the Fourth Proportional to 225,609.08, 338,600.50 and 113,321.36

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Solution

The fourth proportional to 225,609.08, 338,600.50 and 113,321.36 is: 170,075.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,609.08 : 338,600.50 = 113,321.36 : x
  2. Step 2: Convert to fraction form
    225,609.08/338,600.50 = 113,321.36/x
  3. Step 3: Cross multiply
    225,609.08x = 338,600.50 × 113,321.36
  4. Step 4: Simplify right side
    225,609.08x = 38,370,669,719.88
  5. Step 5: Solve for x
    x = 38,370,669,719.88/225,609.08
  6. Step 6: Final answer
    x = 170,075.91

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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.