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Finding the Fourth Proportional to 109,330.60, 163,995.90 and 54,034.60

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Solution

The fourth proportional to 109,330.60, 163,995.90 and 54,034.60 is: 81,051.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,330.60 : 163,995.90 = 54,034.60 : x
  2. Step 2: Convert to fraction form
    109,330.60/163,995.90 = 54,034.60/x
  3. Step 3: Cross multiply
    109,330.60x = 163,995.90 × 54,034.60
  4. Step 4: Simplify right side
    109,330.60x = 8,861,452,858.14
  5. Step 5: Solve for x
    x = 8,861,452,858.14/109,330.60
  6. Step 6: Final answer
    x = 81,051.90

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