Home / 143,183.46-197,569.41-82,759.69

Finding the Fourth Proportional to 143,183.46, 197,569.41 and 82,759.69

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Solution

The fourth proportional to 143,183.46, 197,569.41 and 82,759.69 is: 114,194.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,183.46 : 197,569.41 = 82,759.69 : x
  2. Step 2: Convert to fraction form
    143,183.46/197,569.41 = 82,759.69/x
  3. Step 3: Cross multiply
    143,183.46x = 197,569.41 × 82,759.69
  4. Step 4: Simplify right side
    143,183.46x = 16,350,782,137.24
  5. Step 5: Solve for x
    x = 16,350,782,137.24/143,183.46
  6. Step 6: Final answer
    x = 114,194.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.