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Finding the Fourth Proportional to 363.74, 545.84 and 158.31

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Solution

The fourth proportional to 363.74, 545.84 and 158.31 is: 237.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.74 : 545.84 = 158.31 : x
  2. Step 2: Convert to fraction form
    363.74/545.84 = 158.31/x
  3. Step 3: Cross multiply
    363.74x = 545.84 × 158.31
  4. Step 4: Simplify right side
    363.74x = 86,413.30
  5. Step 5: Solve for x
    x = 86,413.30/363.74
  6. Step 6: Final answer
    x = 237.57

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