Home / 195,438.26-269,709.36-109,395.10

Finding the Fourth Proportional to 195,438.26, 269,709.36 and 109,395.10

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Solution

The fourth proportional to 195,438.26, 269,709.36 and 109,395.10 is: 150,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,438.26 : 269,709.36 = 109,395.10 : x
  2. Step 2: Convert to fraction form
    195,438.26/269,709.36 = 109,395.10/x
  3. Step 3: Cross multiply
    195,438.26x = 269,709.36 × 109,395.10
  4. Step 4: Simplify right side
    195,438.26x = 29,504,882,991.50
  5. Step 5: Solve for x
    x = 29,504,882,991.50/195,438.26
  6. Step 6: Final answer
    x = 150,967.80

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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.