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Finding the Fourth Proportional to 131,897.60, 197,716.80 and 117,900.80

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Solution

The fourth proportional to 131,897.60, 197,716.80 and 117,900.80 is: 176,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,897.60 : 197,716.80 = 117,900.80 : x
  2. Step 2: Convert to fraction form
    131,897.60/197,716.80 = 117,900.80/x
  3. Step 3: Cross multiply
    131,897.60x = 197,716.80 × 117,900.80
  4. Step 4: Simplify right side
    131,897.60x = 23,310,968,893.44
  5. Step 5: Solve for x
    x = 23,310,968,893.44/131,897.60
  6. Step 6: Final answer
    x = 176,735.35

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