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Finding the Fourth Proportional to 382.32, 573.48 and 125.82

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Solution

The fourth proportional to 382.32, 573.48 and 125.82 is: 188.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.32 : 573.48 = 125.82 : x
  2. Step 2: Convert to fraction form
    382.32/573.48 = 125.82/x
  3. Step 3: Cross multiply
    382.32x = 573.48 × 125.82
  4. Step 4: Simplify right side
    382.32x = 72,155.25
  5. Step 5: Solve for x
    x = 72,155.25/382.32
  6. Step 6: Final answer
    x = 188.73

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