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Finding the Fourth Proportional to 164.91, 247.09 and 158.59

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Solution

The fourth proportional to 164.91, 247.09 and 158.59 is: 237.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.91 : 247.09 = 158.59 : x
  2. Step 2: Convert to fraction form
    164.91/247.09 = 158.59/x
  3. Step 3: Cross multiply
    164.91x = 247.09 × 158.59
  4. Step 4: Simplify right side
    164.91x = 39,185.19
  5. Step 5: Solve for x
    x = 39,185.19/164.91
  6. Step 6: Final answer
    x = 237.62

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