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Finding the Fourth Proportional to 100,334.21, 150,516.89 and 33,769.14

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Solution

The fourth proportional to 100,334.21, 150,516.89 and 33,769.14 is: 50,658.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,334.21 : 150,516.89 = 33,769.14 : x
  2. Step 2: Convert to fraction form
    100,334.21/150,516.89 = 33,769.14/x
  3. Step 3: Cross multiply
    100,334.21x = 150,516.89 × 33,769.14
  4. Step 4: Simplify right side
    100,334.21x = 5,082,825,761.93
  5. Step 5: Solve for x
    x = 5,082,825,761.93/100,334.21
  6. Step 6: Final answer
    x = 50,658.95

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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.