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Finding the Fourth Proportional to 123,244.88, 170,077.93 and 66,656.25

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Solution

The fourth proportional to 123,244.88, 170,077.93 and 66,656.25 is: 91,985.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,244.88 : 170,077.93 = 66,656.25 : x
  2. Step 2: Convert to fraction form
    123,244.88/170,077.93 = 66,656.25/x
  3. Step 3: Cross multiply
    123,244.88x = 170,077.93 × 66,656.25
  4. Step 4: Simplify right side
    123,244.88x = 11,336,757,021.56
  5. Step 5: Solve for x
    x = 11,336,757,021.56/123,244.88
  6. Step 6: Final answer
    x = 91,985.62

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