Home / 195,441.66-269,722.53-109,408.28

Finding the Fourth Proportional to 195,441.66, 269,722.53 and 109,408.28

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Solution

The fourth proportional to 195,441.66, 269,722.53 and 109,408.28 is: 150,990.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,441.66 : 269,722.53 = 109,408.28 : x
  2. Step 2: Convert to fraction form
    195,441.66/269,722.53 = 109,408.28/x
  3. Step 3: Cross multiply
    195,441.66x = 269,722.53 × 109,408.28
  4. Step 4: Simplify right side
    195,441.66x = 29,509,876,735.94
  5. Step 5: Solve for x
    x = 29,509,876,735.94/195,441.66
  6. Step 6: Final answer
    x = 150,990.72

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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.