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Finding the Fourth Proportional to 85,494.44, 117,982.08 and 47,768.72

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Solution

The fourth proportional to 85,494.44, 117,982.08 and 47,768.72 is: 65,920.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,494.44 : 117,982.08 = 47,768.72 : x
  2. Step 2: Convert to fraction form
    85,494.44/117,982.08 = 47,768.72/x
  3. Step 3: Cross multiply
    85,494.44x = 117,982.08 × 47,768.72
  4. Step 4: Simplify right side
    85,494.44x = 5,635,852,944.54
  5. Step 5: Solve for x
    x = 5,635,852,944.54/85,494.44
  6. Step 6: Final answer
    x = 65,920.70

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