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Finding the Fourth Proportional to 100,993.52, 151,437.12 and 53,635.28

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Solution

The fourth proportional to 100,993.52, 151,437.12 and 53,635.28 is: 80,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,993.52 : 151,437.12 = 53,635.28 : x
  2. Step 2: Convert to fraction form
    100,993.52/151,437.12 = 53,635.28/x
  3. Step 3: Cross multiply
    100,993.52x = 151,437.12 × 53,635.28
  4. Step 4: Simplify right side
    100,993.52x = 8,122,372,333.59
  5. Step 5: Solve for x
    x = 8,122,372,333.59/100,993.52
  6. Step 6: Final answer
    x = 80,424.69

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