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Finding the Fourth Proportional to 75,842.76, 113,671.91 and 53,662.53

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Solution

The fourth proportional to 75,842.76, 113,671.91 and 53,662.53 is: 80,428.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,842.76 : 113,671.91 = 53,662.53 : x
  2. Step 2: Convert to fraction form
    75,842.76/113,671.91 = 53,662.53/x
  3. Step 3: Cross multiply
    75,842.76x = 113,671.91 × 53,662.53
  4. Step 4: Simplify right side
    75,842.76x = 6,099,922,414.69
  5. Step 5: Solve for x
    x = 6,099,922,414.69/75,842.76
  6. Step 6: Final answer
    x = 80,428.54

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