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Finding the Fourth Proportional to 123,195.40, 184,533.90 and 102,459.40

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Solution

The fourth proportional to 123,195.40, 184,533.90 and 102,459.40 is: 153,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,195.40 : 184,533.90 = 102,459.40 : x
  2. Step 2: Convert to fraction form
    123,195.40/184,533.90 = 102,459.40/x
  3. Step 3: Cross multiply
    123,195.40x = 184,533.90 × 102,459.40
  4. Step 4: Simplify right side
    123,195.40x = 18,907,232,673.66
  5. Step 5: Solve for x
    x = 18,907,232,673.66/123,195.40
  6. Step 6: Final answer
    x = 153,473.53

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