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Finding the Fourth Proportional to 218,564.75, 327,865.68 and 60,793.22

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Solution

The fourth proportional to 218,564.75, 327,865.68 and 60,793.22 is: 91,194.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,564.75 : 327,865.68 = 60,793.22 : x
  2. Step 2: Convert to fraction form
    218,564.75/327,865.68 = 60,793.22/x
  3. Step 3: Cross multiply
    218,564.75x = 327,865.68 × 60,793.22
  4. Step 4: Simplify right side
    218,564.75x = 19,932,008,775.36
  5. Step 5: Solve for x
    x = 19,932,008,775.36/218,564.75
  6. Step 6: Final answer
    x = 91,194.99

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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.