Home / 100,105.44-150,145.20-33,529.92

Finding the Fourth Proportional to 100,105.44, 150,145.20 and 33,529.92

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Solution

The fourth proportional to 100,105.44, 150,145.20 and 33,529.92 is: 50,290.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,105.44 : 150,145.20 = 33,529.92 : x
  2. Step 2: Convert to fraction form
    100,105.44/150,145.20 = 33,529.92/x
  3. Step 3: Cross multiply
    100,105.44x = 150,145.20 × 33,529.92
  4. Step 4: Simplify right side
    100,105.44x = 5,034,356,544.38
  5. Step 5: Solve for x
    x = 5,034,356,544.38/100,105.44
  6. Step 6: Final answer
    x = 50,290.54

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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.