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Finding the Fourth Proportional to 60,908.44, 91,408.82 and 25,872.68

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Solution

The fourth proportional to 60,908.44, 91,408.82 and 25,872.68 is: 38,828.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,908.44 : 91,408.82 = 25,872.68 : x
  2. Step 2: Convert to fraction form
    60,908.44/91,408.82 = 25,872.68/x
  3. Step 3: Cross multiply
    60,908.44x = 91,408.82 × 25,872.68
  4. Step 4: Simplify right side
    60,908.44x = 2,364,991,149.04
  5. Step 5: Solve for x
    x = 2,364,991,149.04/60,908.44
  6. Step 6: Final answer
    x = 38,828.63

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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.