Home / 195,066.25-269,213.34-110,188.78

Finding the Fourth Proportional to 195,066.25, 269,213.34 and 110,188.78

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Solution

The fourth proportional to 195,066.25, 269,213.34 and 110,188.78 is: 152,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,066.25 : 269,213.34 = 110,188.78 : x
  2. Step 2: Convert to fraction form
    195,066.25/269,213.34 = 110,188.78/x
  3. Step 3: Cross multiply
    195,066.25x = 269,213.34 × 110,188.78
  4. Step 4: Simplify right side
    195,066.25x = 29,664,289,494.33
  5. Step 5: Solve for x
    x = 29,664,289,494.33/195,066.25
  6. Step 6: Final answer
    x = 152,072.90

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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.