Home / 150,593.85-225,589.58-90,589.25

Finding the Fourth Proportional to 150,593.85, 225,589.58 and 90,589.25

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Solution

The fourth proportional to 150,593.85, 225,589.58 and 90,589.25 is: 135,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,593.85 : 225,589.58 = 90,589.25 : x
  2. Step 2: Convert to fraction form
    150,593.85/225,589.58 = 90,589.25/x
  3. Step 3: Cross multiply
    150,593.85x = 225,589.58 × 90,589.25
  4. Step 4: Simplify right side
    150,593.85x = 20,435,990,860.02
  5. Step 5: Solve for x
    x = 20,435,990,860.02/150,593.85
  6. Step 6: Final answer
    x = 135,702.70

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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.