Home / 130,183.78-195,205.42-59,067.61

Finding the Fourth Proportional to 130,183.78, 195,205.42 and 59,067.61

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Solution

The fourth proportional to 130,183.78, 195,205.42 and 59,067.61 is: 88,569.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,183.78 : 195,205.42 = 59,067.61 : x
  2. Step 2: Convert to fraction form
    130,183.78/195,205.42 = 59,067.61/x
  3. Step 3: Cross multiply
    130,183.78x = 195,205.42 × 59,067.61
  4. Step 4: Simplify right side
    130,183.78x = 11,530,317,618.45
  5. Step 5: Solve for x
    x = 11,530,317,618.45/130,183.78
  6. Step 6: Final answer
    x = 88,569.54

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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.