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Finding the Fourth Proportional to 92,414.57, 138,600.63 and 25,859.42

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Solution

The fourth proportional to 92,414.57, 138,600.63 and 25,859.42 is: 38,783.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,414.57 : 138,600.63 = 25,859.42 : x
  2. Step 2: Convert to fraction form
    92,414.57/138,600.63 = 25,859.42/x
  3. Step 3: Cross multiply
    92,414.57x = 138,600.63 × 25,859.42
  4. Step 4: Simplify right side
    92,414.57x = 3,584,131,903.43
  5. Step 5: Solve for x
    x = 3,584,131,903.43/92,414.57
  6. Step 6: Final answer
    x = 38,783.19

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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.