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Finding the Fourth Proportional to 115,469.40, 173,204.10 and 70,951.80

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Solution

The fourth proportional to 115,469.40, 173,204.10 and 70,951.80 is: 106,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,469.40 : 173,204.10 = 70,951.80 : x
  2. Step 2: Convert to fraction form
    115,469.40/173,204.10 = 70,951.80/x
  3. Step 3: Cross multiply
    115,469.40x = 173,204.10 × 70,951.80
  4. Step 4: Simplify right side
    115,469.40x = 12,289,142,662.38
  5. Step 5: Solve for x
    x = 12,289,142,662.38/115,469.40
  6. Step 6: Final answer
    x = 106,427.70

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