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Finding the Fourth Proportional to 223,296, 334,856.52 and 90,151.44

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Solution

The fourth proportional to 223,296, 334,856.52 and 90,151.44 is: 135,191.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,296 : 334,856.52 = 90,151.44 : x
  2. Step 2: Convert to fraction form
    223,296/334,856.52 = 90,151.44/x
  3. Step 3: Cross multiply
    223,296x = 334,856.52 × 90,151.44
  4. Step 4: Simplify right side
    223,296x = 30,187,797,471.39
  5. Step 5: Solve for x
    x = 30,187,797,471.39/223,296
  6. Step 6: Final answer
    x = 135,191.84

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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.