Home / 195,229.30-292,509.32-131,067.28

Finding the Fourth Proportional to 195,229.30, 292,509.32 and 131,067.28

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Solution

The fourth proportional to 195,229.30, 292,509.32 and 131,067.28 is: 196,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,229.30 : 292,509.32 = 131,067.28 : x
  2. Step 2: Convert to fraction form
    195,229.30/292,509.32 = 131,067.28/x
  3. Step 3: Cross multiply
    195,229.30x = 292,509.32 × 131,067.28
  4. Step 4: Simplify right side
    195,229.30x = 38,338,400,947.05
  5. Step 5: Solve for x
    x = 38,338,400,947.05/195,229.30
  6. Step 6: Final answer
    x = 196,376.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.