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Finding the Fourth Proportional to 73,176.30, 109,764.45 and 53,493.30

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Solution

The fourth proportional to 73,176.30, 109,764.45 and 53,493.30 is: 80,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,176.30 : 109,764.45 = 53,493.30 : x
  2. Step 2: Convert to fraction form
    73,176.30/109,764.45 = 53,493.30/x
  3. Step 3: Cross multiply
    73,176.30x = 109,764.45 × 53,493.30
  4. Step 4: Simplify right side
    73,176.30x = 5,871,662,653.19
  5. Step 5: Solve for x
    x = 5,871,662,653.19/73,176.30
  6. Step 6: Final answer
    x = 80,239.95

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