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Finding the Fourth Proportional to 215,723.51, 297,719.51 and 161,181.04

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Solution

The fourth proportional to 215,723.51, 297,719.51 and 161,181.04 is: 222,445.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,723.51 : 297,719.51 = 161,181.04 : x
  2. Step 2: Convert to fraction form
    215,723.51/297,719.51 = 161,181.04/x
  3. Step 3: Cross multiply
    215,723.51x = 297,719.51 × 161,181.04
  4. Step 4: Simplify right side
    215,723.51x = 47,986,737,955.59
  5. Step 5: Solve for x
    x = 47,986,737,955.59/215,723.51
  6. Step 6: Final answer
    x = 222,445.56

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