Home / 80,408.53-110,891.13-50,196.65

Finding the Fourth Proportional to 80,408.53, 110,891.13 and 50,196.65

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Solution

The fourth proportional to 80,408.53, 110,891.13 and 50,196.65 is: 69,226.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,408.53 : 110,891.13 = 50,196.65 : x
  2. Step 2: Convert to fraction form
    80,408.53/110,891.13 = 50,196.65/x
  3. Step 3: Cross multiply
    80,408.53x = 110,891.13 × 50,196.65
  4. Step 4: Simplify right side
    80,408.53x = 5,566,362,498.02
  5. Step 5: Solve for x
    x = 5,566,362,498.02/80,408.53
  6. Step 6: Final answer
    x = 69,226.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.