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Finding the Fourth Proportional to 215,829.40, 323,744.10 and 110,853.40

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Solution

The fourth proportional to 215,829.40, 323,744.10 and 110,853.40 is: 166,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,829.40 : 323,744.10 = 110,853.40 : x
  2. Step 2: Convert to fraction form
    215,829.40/323,744.10 = 110,853.40/x
  3. Step 3: Cross multiply
    215,829.40x = 323,744.10 × 110,853.40
  4. Step 4: Simplify right side
    215,829.40x = 35,888,134,214.94
  5. Step 5: Solve for x
    x = 35,888,134,214.94/215,829.40
  6. Step 6: Final answer
    x = 166,280.10

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