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Finding the Fourth Proportional to 57,357.48, 79,139.46 and 33,470.52

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Solution

The fourth proportional to 57,357.48, 79,139.46 and 33,470.52 is: 46,181.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,357.48 : 79,139.46 = 33,470.52 : x
  2. Step 2: Convert to fraction form
    57,357.48/79,139.46 = 33,470.52/x
  3. Step 3: Cross multiply
    57,357.48x = 79,139.46 × 33,470.52
  4. Step 4: Simplify right side
    57,357.48x = 2,648,838,878.72
  5. Step 5: Solve for x
    x = 2,648,838,878.72/57,357.48
  6. Step 6: Final answer
    x = 46,181.23

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