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Finding the Fourth Proportional to 216,019.20, 324,028.80 and 181,804.80

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Solution

The fourth proportional to 216,019.20, 324,028.80 and 181,804.80 is: 272,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,019.20 : 324,028.80 = 181,804.80 : x
  2. Step 2: Convert to fraction form
    216,019.20/324,028.80 = 181,804.80/x
  3. Step 3: Cross multiply
    216,019.20x = 324,028.80 × 181,804.80
  4. Step 4: Simplify right side
    216,019.20x = 58,909,991,178.24
  5. Step 5: Solve for x
    x = 58,909,991,178.24/216,019.20
  6. Step 6: Final answer
    x = 272,707.20

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