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Finding the Fourth Proportional to 79,071.99, 109,118.37 and 43,261.48

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Solution

The fourth proportional to 79,071.99, 109,118.37 and 43,261.48 is: 59,700.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,071.99 : 109,118.37 = 43,261.48 : x
  2. Step 2: Convert to fraction form
    79,071.99/109,118.37 = 43,261.48/x
  3. Step 3: Cross multiply
    79,071.99x = 109,118.37 × 43,261.48
  4. Step 4: Simplify right side
    79,071.99x = 4,720,622,181.39
  5. Step 5: Solve for x
    x = 4,720,622,181.39/79,071.99
  6. Step 6: Final answer
    x = 59,700.31

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