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Finding the Fourth Proportional to 176.78, 264.99 and 108.35

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Solution

The fourth proportional to 176.78, 264.99 and 108.35 is: 162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.78 : 264.99 = 108.35 : x
  2. Step 2: Convert to fraction form
    176.78/264.99 = 108.35/x
  3. Step 3: Cross multiply
    176.78x = 264.99 × 108.35
  4. Step 4: Simplify right side
    176.78x = 28,711.67
  5. Step 5: Solve for x
    x = 28,711.67/176.78
  6. Step 6: Final answer
    x = 162.41

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