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Finding the Fourth Proportional to 100,346.90, 150,414.98 and 33,763.91

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Solution

The fourth proportional to 100,346.90, 150,414.98 and 33,763.91 is: 50,610.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,346.90 : 150,414.98 = 33,763.91 : x
  2. Step 2: Convert to fraction form
    100,346.90/150,414.98 = 33,763.91/x
  3. Step 3: Cross multiply
    100,346.90x = 150,414.98 × 33,763.91
  4. Step 4: Simplify right side
    100,346.90x = 5,078,597,847.37
  5. Step 5: Solve for x
    x = 5,078,597,847.37/100,346.90
  6. Step 6: Final answer
    x = 50,610.41

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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.