Home / 225,626.22-338,572.37-83,571.28

Finding the Fourth Proportional to 225,626.22, 338,572.37 and 83,571.28

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Solution

The fourth proportional to 225,626.22, 338,572.37 and 83,571.28 is: 125,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,626.22 : 338,572.37 = 83,571.28 : x
  2. Step 2: Convert to fraction form
    225,626.22/338,572.37 = 83,571.28/x
  3. Step 3: Cross multiply
    225,626.22x = 338,572.37 × 83,571.28
  4. Step 4: Simplify right side
    225,626.22x = 28,294,926,333.53
  5. Step 5: Solve for x
    x = 28,294,926,333.53/225,626.22
  6. Step 6: Final answer
    x = 125,406.20

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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.