Home / 195,391.21-269,644.70-109,349.52

Finding the Fourth Proportional to 195,391.21, 269,644.70 and 109,349.52

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Solution

The fourth proportional to 195,391.21, 269,644.70 and 109,349.52 is: 150,905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,391.21 : 269,644.70 = 109,349.52 : x
  2. Step 2: Convert to fraction form
    195,391.21/269,644.70 = 109,349.52/x
  3. Step 3: Cross multiply
    195,391.21x = 269,644.70 × 109,349.52
  4. Step 4: Simplify right side
    195,391.21x = 29,485,517,921.03
  5. Step 5: Solve for x
    x = 29,485,517,921.03/195,391.21
  6. Step 6: Final answer
    x = 150,905.04

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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.