Home / 200,441.28-276,605.84-109,796.48

Finding the Fourth Proportional to 200,441.28, 276,605.84 and 109,796.48

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Solution

The fourth proportional to 200,441.28, 276,605.84 and 109,796.48 is: 151,517.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,441.28 : 276,605.84 = 109,796.48 : x
  2. Step 2: Convert to fraction form
    200,441.28/276,605.84 = 109,796.48/x
  3. Step 3: Cross multiply
    200,441.28x = 276,605.84 × 109,796.48
  4. Step 4: Simplify right side
    200,441.28x = 30,370,347,579.44
  5. Step 5: Solve for x
    x = 30,370,347,579.44/200,441.28
  6. Step 6: Final answer
    x = 151,517.43

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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.