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Finding the Fourth Proportional to 195.68, 293.56 and 93.08

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Solution

The fourth proportional to 195.68, 293.56 and 93.08 is: 139.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.68 : 293.56 = 93.08 : x
  2. Step 2: Convert to fraction form
    195.68/293.56 = 93.08/x
  3. Step 3: Cross multiply
    195.68x = 293.56 × 93.08
  4. Step 4: Simplify right side
    195.68x = 27,324.56
  5. Step 5: Solve for x
    x = 27,324.56/195.68
  6. Step 6: Final answer
    x = 139.64

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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.