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Finding the Fourth Proportional to 95,253.78, 142,869.74 and 25,138.56

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Solution

The fourth proportional to 95,253.78, 142,869.74 and 25,138.56 is: 37,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,253.78 : 142,869.74 = 25,138.56 : x
  2. Step 2: Convert to fraction form
    95,253.78/142,869.74 = 25,138.56/x
  3. Step 3: Cross multiply
    95,253.78x = 142,869.74 × 25,138.56
  4. Step 4: Simplify right side
    95,253.78x = 3,591,539,405.48
  5. Step 5: Solve for x
    x = 3,591,539,405.48/95,253.78
  6. Step 6: Final answer
    x = 37,704.95

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1.5x scale

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.