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Finding the Fourth Proportional to 85,063.75, 117,387.98 and 47,338.03

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Solution

The fourth proportional to 85,063.75, 117,387.98 and 47,338.03 is: 65,326.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,063.75 : 117,387.98 = 47,338.03 : x
  2. Step 2: Convert to fraction form
    85,063.75/117,387.98 = 47,338.03/x
  3. Step 3: Cross multiply
    85,063.75x = 117,387.98 × 47,338.03
  4. Step 4: Simplify right side
    85,063.75x = 5,556,915,718.88
  5. Step 5: Solve for x
    x = 5,556,915,718.88/85,063.75
  6. Step 6: Final answer
    x = 65,326.48

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