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Finding the Fourth Proportional to 227,040.96, 340,559.52 and 77,296.56

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Solution

The fourth proportional to 227,040.96, 340,559.52 and 77,296.56 is: 115,944.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,040.96 : 340,559.52 = 77,296.56 : x
  2. Step 2: Convert to fraction form
    227,040.96/340,559.52 = 77,296.56/x
  3. Step 3: Cross multiply
    227,040.96x = 340,559.52 × 77,296.56
  4. Step 4: Simplify right side
    227,040.96x = 26,324,079,371.25
  5. Step 5: Solve for x
    x = 26,324,079,371.25/227,040.96
  6. Step 6: Final answer
    x = 115,944.19

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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.