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Finding the Fourth Proportional to 195.94, 293.28 and 191.26

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Solution

The fourth proportional to 195.94, 293.28 and 191.26 is: 286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.94 : 293.28 = 191.26 : x
  2. Step 2: Convert to fraction form
    195.94/293.28 = 191.26/x
  3. Step 3: Cross multiply
    195.94x = 293.28 × 191.26
  4. Step 4: Simplify right side
    195.94x = 56,092.73
  5. Step 5: Solve for x
    x = 56,092.73/195.94
  6. Step 6: Final answer
    x = 286.28

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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.