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Finding the Fourth Proportional to 100,453.97, 150,680.96 and 47,703.53

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Solution

The fourth proportional to 100,453.97, 150,680.96 and 47,703.53 is: 71,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,453.97 : 150,680.96 = 47,703.53 : x
  2. Step 2: Convert to fraction form
    100,453.97/150,680.96 = 47,703.53/x
  3. Step 3: Cross multiply
    100,453.97x = 150,680.96 × 47,703.53
  4. Step 4: Simplify right side
    100,453.97x = 7,188,014,012.86
  5. Step 5: Solve for x
    x = 7,188,014,012.86/100,453.97
  6. Step 6: Final answer
    x = 71,555.30

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