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Finding the Fourth Proportional to 363.34, 545 and 120.06

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Solution

The fourth proportional to 363.34, 545 and 120.06 is: 180.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.34 : 545 = 120.06 : x
  2. Step 2: Convert to fraction form
    363.34/545 = 120.06/x
  3. Step 3: Cross multiply
    363.34x = 545 × 120.06
  4. Step 4: Simplify right side
    363.34x = 65,432.70
  5. Step 5: Solve for x
    x = 65,432.70/363.34
  6. Step 6: Final answer
    x = 180.09

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