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Finding the Fourth Proportional to 117,106.37, 161,606.88 and 63,391.22

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Solution

The fourth proportional to 117,106.37, 161,606.88 and 63,391.22 is: 87,479.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,106.37 : 161,606.88 = 63,391.22 : x
  2. Step 2: Convert to fraction form
    117,106.37/161,606.88 = 63,391.22/x
  3. Step 3: Cross multiply
    117,106.37x = 161,606.88 × 63,391.22
  4. Step 4: Simplify right side
    117,106.37x = 10,244,456,475.56
  5. Step 5: Solve for x
    x = 10,244,456,475.56/117,106.37
  6. Step 6: Final answer
    x = 87,479.93

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