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Finding the Fourth Proportional to 192,042.40, 287,820.60 and 73,555.60

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Solution

The fourth proportional to 192,042.40, 287,820.60 and 73,555.60 is: 110,240.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,042.40 : 287,820.60 = 73,555.60 : x
  2. Step 2: Convert to fraction form
    192,042.40/287,820.60 = 73,555.60/x
  3. Step 3: Cross multiply
    192,042.40x = 287,820.60 × 73,555.60
  4. Step 4: Simplify right side
    192,042.40x = 21,170,816,925.36
  5. Step 5: Solve for x
    x = 21,170,816,925.36/192,042.40
  6. Step 6: Final answer
    x = 110,240.33

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