Home / 195,378.11-269,633.16-109,336.36

Finding the Fourth Proportional to 195,378.11, 269,633.16 and 109,336.36

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Solution

The fourth proportional to 195,378.11, 269,633.16 and 109,336.36 is: 150,890.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,378.11 : 269,633.16 = 109,336.36 : x
  2. Step 2: Convert to fraction form
    195,378.11/269,633.16 = 109,336.36/x
  3. Step 3: Cross multiply
    195,378.11x = 269,633.16 × 109,336.36
  4. Step 4: Simplify right side
    195,378.11x = 29,480,707,703.02
  5. Step 5: Solve for x
    x = 29,480,707,703.02/195,378.11
  6. Step 6: Final answer
    x = 150,890.54

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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.