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Finding the Fourth Proportional to 226,655.88, 340,057.78 and 108,336.44

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Solution

The fourth proportional to 226,655.88, 340,057.78 and 108,336.44 is: 162,540.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,655.88 : 340,057.78 = 108,336.44 : x
  2. Step 2: Convert to fraction form
    226,655.88/340,057.78 = 108,336.44/x
  3. Step 3: Cross multiply
    226,655.88x = 340,057.78 × 108,336.44
  4. Step 4: Simplify right side
    226,655.88x = 36,840,649,279.50
  5. Step 5: Solve for x
    x = 36,840,649,279.50/226,655.88
  6. Step 6: Final answer
    x = 162,540.01

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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.