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Finding the Fourth Proportional to 360,889.52, 541,138.44 and 108,134.96

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Solution

The fourth proportional to 360,889.52, 541,138.44 and 108,134.96 is: 162,143.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,889.52 : 541,138.44 = 108,134.96 : x
  2. Step 2: Convert to fraction form
    360,889.52/541,138.44 = 108,134.96/x
  3. Step 3: Cross multiply
    360,889.52x = 541,138.44 × 108,134.96
  4. Step 4: Simplify right side
    360,889.52x = 58,515,983,563.86
  5. Step 5: Solve for x
    x = 58,515,983,563.86/360,889.52
  6. Step 6: Final answer
    x = 162,143.76

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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.