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Finding the Fourth Proportional to 95,891.80, 143,825.10 and 29,338.60

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Solution

The fourth proportional to 95,891.80, 143,825.10 and 29,338.60 is: 44,004.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,891.80 : 143,825.10 = 29,338.60 : x
  2. Step 2: Convert to fraction form
    95,891.80/143,825.10 = 29,338.60/x
  3. Step 3: Cross multiply
    95,891.80x = 143,825.10 × 29,338.60
  4. Step 4: Simplify right side
    95,891.80x = 4,219,627,078.86
  5. Step 5: Solve for x
    x = 4,219,627,078.86/95,891.80
  6. Step 6: Final answer
    x = 44,004.04

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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.