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Finding the Fourth Proportional to 195.47, 293.61 and 114.27

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Solution

The fourth proportional to 195.47, 293.61 and 114.27 is: 171.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.47 : 293.61 = 114.27 : x
  2. Step 2: Convert to fraction form
    195.47/293.61 = 114.27/x
  3. Step 3: Cross multiply
    195.47x = 293.61 × 114.27
  4. Step 4: Simplify right side
    195.47x = 33,550.81
  5. Step 5: Solve for x
    x = 33,550.81/195.47
  6. Step 6: Final answer
    x = 171.64

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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.