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Finding the Fourth Proportional to 68.93, 95.13 and 41.33

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Solution

The fourth proportional to 68.93, 95.13 and 41.33 is: 57.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68.93 : 95.13 = 41.33 : x
  2. Step 2: Convert to fraction form
    68.93/95.13 = 41.33/x
  3. Step 3: Cross multiply
    68.93x = 95.13 × 41.33
  4. Step 4: Simplify right side
    68.93x = 3,931.72
  5. Step 5: Solve for x
    x = 3,931.72/68.93
  6. Step 6: Final answer
    x = 57.04

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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.