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Finding the Fourth Proportional to 117,251.42, 161,806.55 and 63,537.75

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Solution

The fourth proportional to 117,251.42, 161,806.55 and 63,537.75 is: 87,681.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,251.42 : 161,806.55 = 63,537.75 : x
  2. Step 2: Convert to fraction form
    117,251.42/161,806.55 = 63,537.75/x
  3. Step 3: Cross multiply
    117,251.42x = 161,806.55 × 63,537.75
  4. Step 4: Simplify right side
    117,251.42x = 10,280,823,804.57
  5. Step 5: Solve for x
    x = 10,280,823,804.57/117,251.42
  6. Step 6: Final answer
    x = 87,681.87

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