Home / 225,778.26-338,430.33-75,966.54

Finding the Fourth Proportional to 225,778.26, 338,430.33 and 75,966.54

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Solution

The fourth proportional to 225,778.26, 338,430.33 and 75,966.54 is: 113,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,778.26 : 338,430.33 = 75,966.54 : x
  2. Step 2: Convert to fraction form
    225,778.26/338,430.33 = 75,966.54/x
  3. Step 3: Cross multiply
    225,778.26x = 338,430.33 × 75,966.54
  4. Step 4: Simplify right side
    225,778.26x = 25,709,381,201.16
  5. Step 5: Solve for x
    x = 25,709,381,201.16/225,778.26
  6. Step 6: Final answer
    x = 113,870.05

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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.