Home / 80,210.06-120,247.44-50,562.56

Finding the Fourth Proportional to 80,210.06, 120,247.44 and 50,562.56

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Solution

The fourth proportional to 80,210.06, 120,247.44 and 50,562.56 is: 75,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,210.06 : 120,247.44 = 50,562.56 : x
  2. Step 2: Convert to fraction form
    80,210.06/120,247.44 = 50,562.56/x
  3. Step 3: Cross multiply
    80,210.06x = 120,247.44 × 50,562.56
  4. Step 4: Simplify right side
    80,210.06x = 6,080,018,399.85
  5. Step 5: Solve for x
    x = 6,080,018,399.85/80,210.06
  6. Step 6: Final answer
    x = 75,801.20

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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.