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Finding the Fourth Proportional to 79,608.15, 109,859.45 and 43,800.39

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Solution

The fourth proportional to 79,608.15, 109,859.45 and 43,800.39 is: 60,444.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,608.15 : 109,859.45 = 43,800.39 : x
  2. Step 2: Convert to fraction form
    79,608.15/109,859.45 = 43,800.39/x
  3. Step 3: Cross multiply
    79,608.15x = 109,859.45 × 43,800.39
  4. Step 4: Simplify right side
    79,608.15x = 4,811,886,536.18
  5. Step 5: Solve for x
    x = 4,811,886,536.18/79,608.15
  6. Step 6: Final answer
    x = 60,444.65

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