Home / 150,180.80-225,198.32-56,693.92

Finding the Fourth Proportional to 150,180.80, 225,198.32 and 56,693.92

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Solution

The fourth proportional to 150,180.80, 225,198.32 and 56,693.92 is: 85,013.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,180.80 : 225,198.32 = 56,693.92 : x
  2. Step 2: Convert to fraction form
    150,180.80/225,198.32 = 56,693.92/x
  3. Step 3: Cross multiply
    150,180.80x = 225,198.32 × 56,693.92
  4. Step 4: Simplify right side
    150,180.80x = 12,767,375,538.21
  5. Step 5: Solve for x
    x = 12,767,375,538.21/150,180.80
  6. Step 6: Final answer
    x = 85,013.37

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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.