Home / 80,503.37-120,716.22-33,743.69

Finding the Fourth Proportional to 80,503.37, 120,716.22 and 33,743.69

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Solution

The fourth proportional to 80,503.37, 120,716.22 and 33,743.69 is: 50,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,503.37 : 120,716.22 = 33,743.69 : x
  2. Step 2: Convert to fraction form
    80,503.37/120,716.22 = 33,743.69/x
  3. Step 3: Cross multiply
    80,503.37x = 120,716.22 × 33,743.69
  4. Step 4: Simplify right side
    80,503.37x = 4,073,410,536.93
  5. Step 5: Solve for x
    x = 4,073,410,536.93/80,503.37
  6. Step 6: Final answer
    x = 50,599.25

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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.