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Finding the Fourth Proportional to 100,346.52, 150,414.42 and 33,763.54

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Solution

The fourth proportional to 100,346.52, 150,414.42 and 33,763.54 is: 50,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,346.52 : 150,414.42 = 33,763.54 : x
  2. Step 2: Convert to fraction form
    100,346.52/150,414.42 = 33,763.54/x
  3. Step 3: Cross multiply
    100,346.52x = 150,414.42 × 33,763.54
  4. Step 4: Simplify right side
    100,346.52x = 5,078,522,365.36
  5. Step 5: Solve for x
    x = 5,078,522,365.36/100,346.52
  6. Step 6: Final answer
    x = 50,609.85

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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.