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Finding the Fourth Proportional to 225,788.67, 338,183.34 and 92,263.83

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Solution

The fourth proportional to 225,788.67, 338,183.34 and 92,263.83 is: 138,191.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,788.67 : 338,183.34 = 92,263.83 : x
  2. Step 2: Convert to fraction form
    225,788.67/338,183.34 = 92,263.83/x
  3. Step 3: Cross multiply
    225,788.67x = 338,183.34 × 92,263.83
  4. Step 4: Simplify right side
    225,788.67x = 31,202,090,190.59
  5. Step 5: Solve for x
    x = 31,202,090,190.59/225,788.67
  6. Step 6: Final answer
    x = 138,191.57

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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.