Home / 194,383.22-268,251.52-108,339.80

Finding the Fourth Proportional to 194,383.22, 268,251.52 and 108,339.80

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Solution

The fourth proportional to 194,383.22, 268,251.52 and 108,339.80 is: 149,510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,383.22 : 268,251.52 = 108,339.80 : x
  2. Step 2: Convert to fraction form
    194,383.22/268,251.52 = 108,339.80/x
  3. Step 3: Cross multiply
    194,383.22x = 268,251.52 × 108,339.80
  4. Step 4: Simplify right side
    194,383.22x = 29,062,314,685.24
  5. Step 5: Solve for x
    x = 29,062,314,685.24/194,383.22
  6. Step 6: Final answer
    x = 149,510.41

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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.