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Finding the Fourth Proportional to 117,566.40, 176,349.60 and 115,816.80

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Solution

The fourth proportional to 117,566.40, 176,349.60 and 115,816.80 is: 173,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,566.40 : 176,349.60 = 115,816.80 : x
  2. Step 2: Convert to fraction form
    117,566.40/176,349.60 = 115,816.80/x
  3. Step 3: Cross multiply
    117,566.40x = 176,349.60 × 115,816.80
  4. Step 4: Simplify right side
    117,566.40x = 20,424,246,353.28
  5. Step 5: Solve for x
    x = 20,424,246,353.28/117,566.40
  6. Step 6: Final answer
    x = 173,725.20

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