Home / 194,843.64-268,878.78-109,968.60

Finding the Fourth Proportional to 194,843.64, 268,878.78 and 109,968.60

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Solution

The fourth proportional to 194,843.64, 268,878.78 and 109,968.60 is: 151,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,843.64 : 268,878.78 = 109,968.60 : x
  2. Step 2: Convert to fraction form
    194,843.64/268,878.78 = 109,968.60/x
  3. Step 3: Cross multiply
    194,843.64x = 268,878.78 × 109,968.60
  4. Step 4: Simplify right side
    194,843.64x = 29,568,223,006.31
  5. Step 5: Solve for x
    x = 29,568,223,006.31/194,843.64
  6. Step 6: Final answer
    x = 151,753.60

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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.