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Finding the Fourth Proportional to 79,449.68, 109,641.35 and 43,151.83

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Solution

The fourth proportional to 79,449.68, 109,641.35 and 43,151.83 is: 59,549.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,449.68 : 109,641.35 = 43,151.83 : x
  2. Step 2: Convert to fraction form
    79,449.68/109,641.35 = 43,151.83/x
  3. Step 3: Cross multiply
    79,449.68x = 109,641.35 × 43,151.83
  4. Step 4: Simplify right side
    79,449.68x = 4,731,224,406.31
  5. Step 5: Solve for x
    x = 4,731,224,406.31/79,449.68
  6. Step 6: Final answer
    x = 59,549.95

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