Home / 100,203.18-150,307.20-33,645.48

Finding the Fourth Proportional to 100,203.18, 150,307.20 and 33,645.48

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Solution

The fourth proportional to 100,203.18, 150,307.20 and 33,645.48 is: 50,469.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,203.18 : 150,307.20 = 33,645.48 : x
  2. Step 2: Convert to fraction form
    100,203.18/150,307.20 = 33,645.48/x
  3. Step 3: Cross multiply
    100,203.18x = 150,307.20 × 33,645.48
  4. Step 4: Simplify right side
    100,203.18x = 5,057,157,891.46
  5. Step 5: Solve for x
    x = 5,057,157,891.46/100,203.18
  6. Step 6: Final answer
    x = 50,469.04

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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.