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Finding the Fourth Proportional to 131,796.80, 197,695.20 and 117,281.60

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Solution

The fourth proportional to 131,796.80, 197,695.20 and 117,281.60 is: 175,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,796.80 : 197,695.20 = 117,281.60 : x
  2. Step 2: Convert to fraction form
    131,796.80/197,695.20 = 117,281.60/x
  3. Step 3: Cross multiply
    131,796.80x = 197,695.20 × 117,281.60
  4. Step 4: Simplify right side
    131,796.80x = 23,186,009,368.32
  5. Step 5: Solve for x
    x = 23,186,009,368.32/131,796.80
  6. Step 6: Final answer
    x = 175,922.40

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