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Finding the Fourth Proportional to 150,525.56, 225,759.56 and 75,624.95

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Solution

The fourth proportional to 150,525.56, 225,759.56 and 75,624.95 is: 113,422.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,525.56 : 225,759.56 = 75,624.95 : x
  2. Step 2: Convert to fraction form
    150,525.56/225,759.56 = 75,624.95/x
  3. Step 3: Cross multiply
    150,525.56x = 225,759.56 × 75,624.95
  4. Step 4: Simplify right side
    150,525.56x = 17,073,055,058.90
  5. Step 5: Solve for x
    x = 17,073,055,058.90/150,525.56
  6. Step 6: Final answer
    x = 113,422.96

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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.