Home / 225,640.08-338,457.50-54,862.78

Finding the Fourth Proportional to 225,640.08, 338,457.50 and 54,862.78

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Solution

The fourth proportional to 225,640.08, 338,457.50 and 54,862.78 is: 82,293.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,640.08 : 338,457.50 = 54,862.78 : x
  2. Step 2: Convert to fraction form
    225,640.08/338,457.50 = 54,862.78/x
  3. Step 3: Cross multiply
    225,640.08x = 338,457.50 × 54,862.78
  4. Step 4: Simplify right side
    225,640.08x = 18,568,719,361.85
  5. Step 5: Solve for x
    x = 18,568,719,361.85/225,640.08
  6. Step 6: Final answer
    x = 82,293.53

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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.