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Finding the Fourth Proportional to 128,001.80, 192,060.30 and 44,955.40

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Solution

The fourth proportional to 128,001.80, 192,060.30 and 44,955.40 is: 67,453.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,001.80 : 192,060.30 = 44,955.40 : x
  2. Step 2: Convert to fraction form
    128,001.80/192,060.30 = 44,955.40/x
  3. Step 3: Cross multiply
    128,001.80x = 192,060.30 × 44,955.40
  4. Step 4: Simplify right side
    128,001.80x = 8,634,147,610.62
  5. Step 5: Solve for x
    x = 8,634,147,610.62/128,001.80
  6. Step 6: Final answer
    x = 67,453.33

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