Home / 194,015.20-267,743.20-109,131.52

Finding the Fourth Proportional to 194,015.20, 267,743.20 and 109,131.52

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Solution

The fourth proportional to 194,015.20, 267,743.20 and 109,131.52 is: 150,602.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,015.20 : 267,743.20 = 109,131.52 : x
  2. Step 2: Convert to fraction form
    194,015.20/267,743.20 = 109,131.52/x
  3. Step 3: Cross multiply
    194,015.20x = 267,743.20 × 109,131.52
  4. Step 4: Simplify right side
    194,015.20x = 29,219,222,385.66
  5. Step 5: Solve for x
    x = 29,219,222,385.66/194,015.20
  6. Step 6: Final answer
    x = 150,602.75

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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.