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Finding the Fourth Proportional to 117,884.16, 162,615.60 and 82,017.36

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Solution

The fourth proportional to 117,884.16, 162,615.60 and 82,017.36 is: 113,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,884.16 : 162,615.60 = 82,017.36 : x
  2. Step 2: Convert to fraction form
    117,884.16/162,615.60 = 82,017.36/x
  3. Step 3: Cross multiply
    117,884.16x = 162,615.60 × 82,017.36
  4. Step 4: Simplify right side
    117,884.16x = 13,337,302,206.82
  5. Step 5: Solve for x
    x = 13,337,302,206.82/117,884.16
  6. Step 6: Final answer
    x = 113,139.05

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