Home / 194,102.28-267,865.20-109,219.32

Finding the Fourth Proportional to 194,102.28, 267,865.20 and 109,219.32

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Solution

The fourth proportional to 194,102.28, 267,865.20 and 109,219.32 is: 150,724.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,102.28 : 267,865.20 = 109,219.32 : x
  2. Step 2: Convert to fraction form
    194,102.28/267,865.20 = 109,219.32/x
  3. Step 3: Cross multiply
    194,102.28x = 267,865.20 × 109,219.32
  4. Step 4: Simplify right side
    194,102.28x = 29,256,054,995.66
  5. Step 5: Solve for x
    x = 29,256,054,995.66/194,102.28
  6. Step 6: Final answer
    x = 150,724.94

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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.