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Finding the Fourth Proportional to 117,725.40, 176,588.10 and 108,739.80

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Solution

The fourth proportional to 117,725.40, 176,588.10 and 108,739.80 is: 163,109.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,725.40 : 176,588.10 = 108,739.80 : x
  2. Step 2: Convert to fraction form
    117,725.40/176,588.10 = 108,739.80/x
  3. Step 3: Cross multiply
    117,725.40x = 176,588.10 × 108,739.80
  4. Step 4: Simplify right side
    117,725.40x = 19,202,154,676.38
  5. Step 5: Solve for x
    x = 19,202,154,676.38/117,725.40
  6. Step 6: Final answer
    x = 163,109.70

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