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Finding the Fourth Proportional to 123,212.60, 184,818.90 and 97,843.40

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Solution

The fourth proportional to 123,212.60, 184,818.90 and 97,843.40 is: 146,765.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,212.60 : 184,818.90 = 97,843.40 : x
  2. Step 2: Convert to fraction form
    123,212.60/184,818.90 = 97,843.40/x
  3. Step 3: Cross multiply
    123,212.60x = 184,818.90 × 97,843.40
  4. Step 4: Simplify right side
    123,212.60x = 18,083,309,560.26
  5. Step 5: Solve for x
    x = 18,083,309,560.26/123,212.60
  6. Step 6: Final answer
    x = 146,765.10

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