Home / 100,336.20-150,519.88-33,771.14

Finding the Fourth Proportional to 100,336.20, 150,519.88 and 33,771.14

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Solution

The fourth proportional to 100,336.20, 150,519.88 and 33,771.14 is: 50,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,336.20 : 150,519.88 = 33,771.14 : x
  2. Step 2: Convert to fraction form
    100,336.20/150,519.88 = 33,771.14/x
  3. Step 3: Cross multiply
    100,336.20x = 150,519.88 × 33,771.14
  4. Step 4: Simplify right side
    100,336.20x = 5,083,227,940.26
  5. Step 5: Solve for x
    x = 5,083,227,940.26/100,336.20
  6. Step 6: Final answer
    x = 50,661.95

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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.