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Finding the Fourth Proportional to 85,068.70, 117,387.86 and 49,261.04

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Solution

The fourth proportional to 85,068.70, 117,387.86 and 49,261.04 is: 67,976.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,068.70 : 117,387.86 = 49,261.04 : x
  2. Step 2: Convert to fraction form
    85,068.70/117,387.86 = 49,261.04/x
  3. Step 3: Cross multiply
    85,068.70x = 117,387.86 × 49,261.04
  4. Step 4: Simplify right side
    85,068.70x = 5,782,648,066.97
  5. Step 5: Solve for x
    x = 5,782,648,066.97/85,068.70
  6. Step 6: Final answer
    x = 67,976.21

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