Home / 200,568.62-276,786.81-109,922.58

Finding the Fourth Proportional to 200,568.62, 276,786.81 and 109,922.58

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Solution

The fourth proportional to 200,568.62, 276,786.81 and 109,922.58 is: 151,694.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,568.62 : 276,786.81 = 109,922.58 : x
  2. Step 2: Convert to fraction form
    200,568.62/276,786.81 = 109,922.58/x
  3. Step 3: Cross multiply
    200,568.62x = 276,786.81 × 109,922.58
  4. Step 4: Simplify right side
    200,568.62x = 30,425,120,265.17
  5. Step 5: Solve for x
    x = 30,425,120,265.17/200,568.62
  6. Step 6: Final answer
    x = 151,694.32

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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.