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Finding the Fourth Proportional to 79,087.48, 109,140.71 and 43,277.49

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Solution

The fourth proportional to 79,087.48, 109,140.71 and 43,277.49 is: 59,722.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,087.48 : 109,140.71 = 43,277.49 : x
  2. Step 2: Convert to fraction form
    79,087.48/109,140.71 = 43,277.49/x
  3. Step 3: Cross multiply
    79,087.48x = 109,140.71 × 43,277.49
  4. Step 4: Simplify right side
    79,087.48x = 4,723,336,039.71
  5. Step 5: Solve for x
    x = 4,723,336,039.71/79,087.48
  6. Step 6: Final answer
    x = 59,722.93

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