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Finding the Fourth Proportional to 95,253.88, 142,866.78 and 25,138.12

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Solution

The fourth proportional to 95,253.88, 142,866.78 and 25,138.12 is: 37,703.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,253.88 : 142,866.78 = 25,138.12 : x
  2. Step 2: Convert to fraction form
    95,253.88/142,866.78 = 25,138.12/x
  3. Step 3: Cross multiply
    95,253.88x = 142,866.78 × 25,138.12
  4. Step 4: Simplify right side
    95,253.88x = 3,591,402,259.65
  5. Step 5: Solve for x
    x = 3,591,402,259.65/95,253.88
  6. Step 6: Final answer
    x = 37,703.47

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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.