Home / 66,789.52-100,183.94-27,346.62

Finding the Fourth Proportional to 66,789.52, 100,183.94 and 27,346.62

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Solution

The fourth proportional to 66,789.52, 100,183.94 and 27,346.62 is: 41,019.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,789.52 : 100,183.94 = 27,346.62 : x
  2. Step 2: Convert to fraction form
    66,789.52/100,183.94 = 27,346.62/x
  3. Step 3: Cross multiply
    66,789.52x = 100,183.94 × 27,346.62
  4. Step 4: Simplify right side
    66,789.52x = 2,739,692,137.28
  5. Step 5: Solve for x
    x = 2,739,692,137.28/66,789.52
  6. Step 6: Final answer
    x = 41,019.79

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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.