Home / 225,759.45-338,518.89-75,949.95

Finding the Fourth Proportional to 225,759.45, 338,518.89 and 75,949.95

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Solution

The fourth proportional to 225,759.45, 338,518.89 and 75,949.95 is: 113,884.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,759.45 : 338,518.89 = 75,949.95 : x
  2. Step 2: Convert to fraction form
    225,759.45/338,518.89 = 75,949.95/x
  3. Step 3: Cross multiply
    225,759.45x = 338,518.89 × 75,949.95
  4. Step 4: Simplify right side
    225,759.45x = 25,710,492,769.56
  5. Step 5: Solve for x
    x = 25,710,492,769.56/225,759.45
  6. Step 6: Final answer
    x = 113,884.46

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1.5x scale

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.