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Finding the Fourth Proportional to 95,251.78, 142,866.73 and 25,136.56

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Solution

The fourth proportional to 95,251.78, 142,866.73 and 25,136.56 is: 37,701.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,251.78 : 142,866.73 = 25,136.56 : x
  2. Step 2: Convert to fraction form
    95,251.78/142,866.73 = 25,136.56/x
  3. Step 3: Cross multiply
    95,251.78x = 142,866.73 × 25,136.56
  4. Step 4: Simplify right side
    95,251.78x = 3,591,178,130.65
  5. Step 5: Solve for x
    x = 3,591,178,130.65/95,251.78
  6. Step 6: Final answer
    x = 37,701.95

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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.