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Finding the Fourth Proportional to 50,774.53, 70,068.79 and 28,418.53

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Solution

The fourth proportional to 50,774.53, 70,068.79 and 28,418.53 is: 39,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,774.53 : 70,068.79 = 28,418.53 : x
  2. Step 2: Convert to fraction form
    50,774.53/70,068.79 = 28,418.53/x
  3. Step 3: Cross multiply
    50,774.53x = 70,068.79 × 28,418.53
  4. Step 4: Simplify right side
    50,774.53x = 1,991,252,010.68
  5. Step 5: Solve for x
    x = 1,991,252,010.68/50,774.53
  6. Step 6: Final answer
    x = 39,217.54

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