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Finding the Fourth Proportional to 71.03, 97.99 and 41.91

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Solution

The fourth proportional to 71.03, 97.99 and 41.91 is: 57.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    71.03 : 97.99 = 41.91 : x
  2. Step 2: Convert to fraction form
    71.03/97.99 = 41.91/x
  3. Step 3: Cross multiply
    71.03x = 97.99 × 41.91
  4. Step 4: Simplify right side
    71.03x = 4,106.76
  5. Step 5: Solve for x
    x = 4,106.76/71.03
  6. Step 6: Final answer
    x = 57.82

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