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Finding the Fourth Proportional to 69.53, 95.93 and 41.53

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Solution

The fourth proportional to 69.53, 95.93 and 41.53 is: 57.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69.53 : 95.93 = 41.53 : x
  2. Step 2: Convert to fraction form
    69.53/95.93 = 41.53/x
  3. Step 3: Cross multiply
    69.53x = 95.93 × 41.53
  4. Step 4: Simplify right side
    69.53x = 3,983.97
  5. Step 5: Solve for x
    x = 3,983.97/69.53
  6. Step 6: Final answer
    x = 57.30

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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.