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Finding the Fourth Proportional to 85,134.03, 117,467.04 and 49,321.90

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Solution

The fourth proportional to 85,134.03, 117,467.04 and 49,321.90 is: 68,053.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,134.03 : 117,467.04 = 49,321.90 : x
  2. Step 2: Convert to fraction form
    85,134.03/117,467.04 = 49,321.90/x
  3. Step 3: Cross multiply
    85,134.03x = 117,467.04 × 49,321.90
  4. Step 4: Simplify right side
    85,134.03x = 5,793,697,600.18
  5. Step 5: Solve for x
    x = 5,793,697,600.18/85,134.03
  6. Step 6: Final answer
    x = 68,053.84

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