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Finding the Fourth Proportional to 223,336.35, 334,932.54 and 73,540.97

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Solution

The fourth proportional to 223,336.35, 334,932.54 and 73,540.97 is: 110,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,336.35 : 334,932.54 = 73,540.97 : x
  2. Step 2: Convert to fraction form
    223,336.35/334,932.54 = 73,540.97/x
  3. Step 3: Cross multiply
    223,336.35x = 334,932.54 × 73,540.97
  4. Step 4: Simplify right side
    223,336.35x = 24,631,265,065.72
  5. Step 5: Solve for x
    x = 24,631,265,065.72/223,336.35
  6. Step 6: Final answer
    x = 110,287.76

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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.