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Finding the Fourth Proportional to 181.77, 273.29 and 145.95

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Solution

The fourth proportional to 181.77, 273.29 and 145.95 is: 219.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.77 : 273.29 = 145.95 : x
  2. Step 2: Convert to fraction form
    181.77/273.29 = 145.95/x
  3. Step 3: Cross multiply
    181.77x = 273.29 × 145.95
  4. Step 4: Simplify right side
    181.77x = 39,885.95
  5. Step 5: Solve for x
    x = 39,885.95/181.77
  6. Step 6: Final answer
    x = 219.43

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