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Finding the Fourth Proportional to 82,475.42, 113,745.87 and 55,582.61

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Solution

The fourth proportional to 82,475.42, 113,745.87 and 55,582.61 is: 76,656.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,475.42 : 113,745.87 = 55,582.61 : x
  2. Step 2: Convert to fraction form
    82,475.42/113,745.87 = 55,582.61/x
  3. Step 3: Cross multiply
    82,475.42x = 113,745.87 × 55,582.61
  4. Step 4: Simplify right side
    82,475.42x = 6,322,291,762.59
  5. Step 5: Solve for x
    x = 6,322,291,762.59/82,475.42
  6. Step 6: Final answer
    x = 76,656.68

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