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Finding the Fourth Proportional to 53,620.44, 73,984.31 and 30,954.51

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Solution

The fourth proportional to 53,620.44, 73,984.31 and 30,954.51 is: 42,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,620.44 : 73,984.31 = 30,954.51 : x
  2. Step 2: Convert to fraction form
    53,620.44/73,984.31 = 30,954.51/x
  3. Step 3: Cross multiply
    53,620.44x = 73,984.31 × 30,954.51
  4. Step 4: Simplify right side
    53,620.44x = 2,290,147,908.97
  5. Step 5: Solve for x
    x = 2,290,147,908.97/53,620.44
  6. Step 6: Final answer
    x = 42,710.35

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