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Finding the Fourth Proportional to 119.82, 179.72 and 58.94

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Solution

The fourth proportional to 119.82, 179.72 and 58.94 is: 88.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119.82 : 179.72 = 58.94 : x
  2. Step 2: Convert to fraction form
    119.82/179.72 = 58.94/x
  3. Step 3: Cross multiply
    119.82x = 179.72 × 58.94
  4. Step 4: Simplify right side
    119.82x = 10,591.95
  5. Step 5: Solve for x
    x = 10,591.95/119.82
  6. Step 6: Final answer
    x = 88.40

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