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Finding the Fourth Proportional to 100,231.80, 150,351.33 and 33,674.10

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Solution

The fourth proportional to 100,231.80, 150,351.33 and 33,674.10 is: 50,512.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,231.80 : 150,351.33 = 33,674.10 : x
  2. Step 2: Convert to fraction form
    100,231.80/150,351.33 = 33,674.10/x
  3. Step 3: Cross multiply
    100,231.80x = 150,351.33 × 33,674.10
  4. Step 4: Simplify right side
    100,231.80x = 5,062,945,721.55
  5. Step 5: Solve for x
    x = 5,062,945,721.55/100,231.80
  6. Step 6: Final answer
    x = 50,512.37

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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.