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Finding the Fourth Proportional to 195,642.88, 269,979.44 and 110,759.94

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Solution

The fourth proportional to 195,642.88, 269,979.44 and 110,759.94 is: 152,844.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,642.88 : 269,979.44 = 110,759.94 : x
  2. Step 2: Convert to fraction form
    195,642.88/269,979.44 = 110,759.94/x
  3. Step 3: Cross multiply
    195,642.88x = 269,979.44 × 110,759.94
  4. Step 4: Simplify right side
    195,642.88x = 29,902,906,021.83
  5. Step 5: Solve for x
    x = 29,902,906,021.83/195,642.88
  6. Step 6: Final answer
    x = 152,844.34

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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.