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Finding the Fourth Proportional to 69,022.12, 103,430.34 and 35,697.68

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Solution

The fourth proportional to 69,022.12, 103,430.34 and 35,697.68 is: 53,493.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,022.12 : 103,430.34 = 35,697.68 : x
  2. Step 2: Convert to fraction form
    69,022.12/103,430.34 = 35,697.68/x
  3. Step 3: Cross multiply
    69,022.12x = 103,430.34 × 35,697.68
  4. Step 4: Simplify right side
    69,022.12x = 3,692,223,179.61
  5. Step 5: Solve for x
    x = 3,692,223,179.61/69,022.12
  6. Step 6: Final answer
    x = 53,493.33

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