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Finding the Fourth Proportional to 225,093.10, 337,471.96 and 75,244.72

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Solution

The fourth proportional to 225,093.10, 337,471.96 and 75,244.72 is: 112,811.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,093.10 : 337,471.96 = 75,244.72 : x
  2. Step 2: Convert to fraction form
    225,093.10/337,471.96 = 75,244.72/x
  3. Step 3: Cross multiply
    225,093.10x = 337,471.96 × 75,244.72
  4. Step 4: Simplify right side
    225,093.10x = 25,392,983,138.05
  5. Step 5: Solve for x
    x = 25,392,983,138.05/225,093.10
  6. Step 6: Final answer
    x = 112,811.02

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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.