Home / 150,591.12-225,839.53-54,516.21

Finding the Fourth Proportional to 150,591.12, 225,839.53 and 54,516.21

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Solution

The fourth proportional to 150,591.12, 225,839.53 and 54,516.21 is: 81,757.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,591.12 : 225,839.53 = 54,516.21 : x
  2. Step 2: Convert to fraction form
    150,591.12/225,839.53 = 54,516.21/x
  3. Step 3: Cross multiply
    150,591.12x = 225,839.53 × 54,516.21
  4. Step 4: Simplify right side
    150,591.12x = 12,311,915,243.78
  5. Step 5: Solve for x
    x = 12,311,915,243.78/150,591.12
  6. Step 6: Final answer
    x = 81,757.25

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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.