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Finding the Fourth Proportional to 100,326.60, 150,500.70 and 33,764.04

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Solution

The fourth proportional to 100,326.60, 150,500.70 and 33,764.04 is: 50,649.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,326.60 : 150,500.70 = 33,764.04 : x
  2. Step 2: Convert to fraction form
    100,326.60/150,500.70 = 33,764.04/x
  3. Step 3: Cross multiply
    100,326.60x = 150,500.70 × 33,764.04
  4. Step 4: Simplify right side
    100,326.60x = 5,081,511,654.83
  5. Step 5: Solve for x
    x = 5,081,511,654.83/100,326.60
  6. Step 6: Final answer
    x = 50,649.69

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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.