Home / 133,786.44-200,716.56-108,764.28

Finding the Fourth Proportional to 133,786.44, 200,716.56 and 108,764.28

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Solution

The fourth proportional to 133,786.44, 200,716.56 and 108,764.28 is: 163,176.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,786.44 : 200,716.56 = 108,764.28 : x
  2. Step 2: Convert to fraction form
    133,786.44/200,716.56 = 108,764.28/x
  3. Step 3: Cross multiply
    133,786.44x = 200,716.56 × 108,764.28
  4. Step 4: Simplify right side
    133,786.44x = 21,830,792,132.48
  5. Step 5: Solve for x
    x = 21,830,792,132.48/133,786.44
  6. Step 6: Final answer
    x = 163,176.42

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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.