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Finding the Fourth Proportional to 95,335.92, 142,947.80 and 36,175.75

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Solution

The fourth proportional to 95,335.92, 142,947.80 and 36,175.75 is: 54,242.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,335.92 : 142,947.80 = 36,175.75 : x
  2. Step 2: Convert to fraction form
    95,335.92/142,947.80 = 36,175.75/x
  3. Step 3: Cross multiply
    95,335.92x = 142,947.80 × 36,175.75
  4. Step 4: Simplify right side
    95,335.92x = 5,171,242,980.23
  5. Step 5: Solve for x
    x = 5,171,242,980.23/95,335.92
  6. Step 6: Final answer
    x = 54,242.34

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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.