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Finding the Fourth Proportional to 195,662.79, 270,015.66 and 110,796.39

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Solution

The fourth proportional to 195,662.79, 270,015.66 and 110,796.39 is: 152,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,662.79 : 270,015.66 = 110,796.39 : x
  2. Step 2: Convert to fraction form
    195,662.79/270,015.66 = 110,796.39/x
  3. Step 3: Cross multiply
    195,662.79x = 270,015.66 × 110,796.39
  4. Step 4: Simplify right side
    195,662.79x = 29,916,760,371.47
  5. Step 5: Solve for x
    x = 29,916,760,371.47/195,662.79
  6. Step 6: Final answer
    x = 152,899.59

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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.