Home / 80,194.22-120,290.07-27,604.16

Finding the Fourth Proportional to 80,194.22, 120,290.07 and 27,604.16

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Solution

The fourth proportional to 80,194.22, 120,290.07 and 27,604.16 is: 41,405.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,194.22 : 120,290.07 = 27,604.16 : x
  2. Step 2: Convert to fraction form
    80,194.22/120,290.07 = 27,604.16/x
  3. Step 3: Cross multiply
    80,194.22x = 120,290.07 × 27,604.16
  4. Step 4: Simplify right side
    80,194.22x = 3,320,506,338.69
  5. Step 5: Solve for x
    x = 3,320,506,338.69/80,194.22
  6. Step 6: Final answer
    x = 41,405.81

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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.