Home / 195,462.48-269,959.20-131,689.44

Finding the Fourth Proportional to 195,462.48, 269,959.20 and 131,689.44

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Solution

The fourth proportional to 195,462.48, 269,959.20 and 131,689.44 is: 181,880.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,462.48 : 269,959.20 = 131,689.44 : x
  2. Step 2: Convert to fraction form
    195,462.48/269,959.20 = 131,689.44/x
  3. Step 3: Cross multiply
    195,462.48x = 269,959.20 × 131,689.44
  4. Step 4: Simplify right side
    195,462.48x = 35,550,775,870.85
  5. Step 5: Solve for x
    x = 35,550,775,870.85/195,462.48
  6. Step 6: Final answer
    x = 181,880.31

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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.