Home / 190,914.88-263,449.20-110,279.20

Finding the Fourth Proportional to 190,914.88, 263,449.20 and 110,279.20

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Solution

The fourth proportional to 190,914.88, 263,449.20 and 110,279.20 is: 152,177.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,914.88 : 263,449.20 = 110,279.20 : x
  2. Step 2: Convert to fraction form
    190,914.88/263,449.20 = 110,279.20/x
  3. Step 3: Cross multiply
    190,914.88x = 263,449.20 × 110,279.20
  4. Step 4: Simplify right side
    190,914.88x = 29,052,967,016.64
  5. Step 5: Solve for x
    x = 29,052,967,016.64/190,914.88
  6. Step 6: Final answer
    x = 152,177.59

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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.