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Finding the Fourth Proportional to 219,971.31, 303,558.89 and 119,369.31

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Solution

The fourth proportional to 219,971.31, 303,558.89 and 119,369.31 is: 164,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,971.31 : 303,558.89 = 119,369.31 : x
  2. Step 2: Convert to fraction form
    219,971.31/303,558.89 = 119,369.31/x
  3. Step 3: Cross multiply
    219,971.31x = 303,558.89 × 119,369.31
  4. Step 4: Simplify right side
    219,971.31x = 36,235,614,646.82
  5. Step 5: Solve for x
    x = 36,235,614,646.82/219,971.31
  6. Step 6: Final answer
    x = 164,728.82

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