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Finding the Fourth Proportional to 105,309.56, 157,961.10 and 35,189.48

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Solution

The fourth proportional to 105,309.56, 157,961.10 and 35,189.48 is: 52,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,309.56 : 157,961.10 = 35,189.48 : x
  2. Step 2: Convert to fraction form
    105,309.56/157,961.10 = 35,189.48/x
  3. Step 3: Cross multiply
    105,309.56x = 157,961.10 × 35,189.48
  4. Step 4: Simplify right side
    105,309.56x = 5,558,568,969.23
  5. Step 5: Solve for x
    x = 5,558,568,969.23/105,309.56
  6. Step 6: Final answer
    x = 52,783.14

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