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Finding the Fourth Proportional to 112,359.03, 168,473.34 and 53,194.20

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Solution

The fourth proportional to 112,359.03, 168,473.34 and 53,194.20 is: 79,760.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,359.03 : 168,473.34 = 53,194.20 : x
  2. Step 2: Convert to fraction form
    112,359.03/168,473.34 = 53,194.20/x
  3. Step 3: Cross multiply
    112,359.03x = 168,473.34 × 53,194.20
  4. Step 4: Simplify right side
    112,359.03x = 8,961,804,542.63
  5. Step 5: Solve for x
    x = 8,961,804,542.63/112,359.03
  6. Step 6: Final answer
    x = 79,760.43

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