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Finding the Fourth Proportional to 75,477.20, 112,924.20 and 49,233.20

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Solution

The fourth proportional to 75,477.20, 112,924.20 and 49,233.20 is: 73,659.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,477.20 : 112,924.20 = 49,233.20 : x
  2. Step 2: Convert to fraction form
    75,477.20/112,924.20 = 49,233.20/x
  3. Step 3: Cross multiply
    75,477.20x = 112,924.20 × 49,233.20
  4. Step 4: Simplify right side
    75,477.20x = 5,559,619,723.44
  5. Step 5: Solve for x
    x = 5,559,619,723.44/75,477.20
  6. Step 6: Final answer
    x = 73,659.59

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