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Finding the Fourth Proportional to 104,961.25, 144,846.12 and 57,214.45

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Solution

The fourth proportional to 104,961.25, 144,846.12 and 57,214.45 is: 78,955.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,961.25 : 144,846.12 = 57,214.45 : x
  2. Step 2: Convert to fraction form
    104,961.25/144,846.12 = 57,214.45/x
  3. Step 3: Cross multiply
    104,961.25x = 144,846.12 × 57,214.45
  4. Step 4: Simplify right side
    104,961.25x = 8,287,291,090.43
  5. Step 5: Solve for x
    x = 8,287,291,090.43/104,961.25
  6. Step 6: Final answer
    x = 78,955.72

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