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Finding the Fourth Proportional to 82,493.94, 113,782.83 and 75,709.83

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Solution

The fourth proportional to 82,493.94, 113,782.83 and 75,709.83 is: 104,425.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,493.94 : 113,782.83 = 75,709.83 : x
  2. Step 2: Convert to fraction form
    82,493.94/113,782.83 = 75,709.83/x
  3. Step 3: Cross multiply
    82,493.94x = 113,782.83 × 75,709.83
  4. Step 4: Simplify right side
    82,493.94x = 8,614,478,058.96
  5. Step 5: Solve for x
    x = 8,614,478,058.96/82,493.94
  6. Step 6: Final answer
    x = 104,425.58

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