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Finding the Fourth Proportional to 57,366.27, 86,019.82 and 25,749.22

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Solution

The fourth proportional to 57,366.27, 86,019.82 and 25,749.22 is: 38,610.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,366.27 : 86,019.82 = 25,749.22 : x
  2. Step 2: Convert to fraction form
    57,366.27/86,019.82 = 25,749.22/x
  3. Step 3: Cross multiply
    57,366.27x = 86,019.82 × 25,749.22
  4. Step 4: Simplify right side
    57,366.27x = 2,214,943,269.54
  5. Step 5: Solve for x
    x = 2,214,943,269.54/57,366.27
  6. Step 6: Final answer
    x = 38,610.55

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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.