Home / 195,917.54-270,369.24-109,895.61

Finding the Fourth Proportional to 195,917.54, 270,369.24 and 109,895.61

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Solution

The fourth proportional to 195,917.54, 270,369.24 and 109,895.61 is: 151,657.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,917.54 : 270,369.24 = 109,895.61 : x
  2. Step 2: Convert to fraction form
    195,917.54/270,369.24 = 109,895.61/x
  3. Step 3: Cross multiply
    195,917.54x = 270,369.24 × 109,895.61
  4. Step 4: Simplify right side
    195,917.54x = 29,712,393,014.56
  5. Step 5: Solve for x
    x = 29,712,393,014.56/195,917.54
  6. Step 6: Final answer
    x = 151,657.65

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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.