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Finding the Fourth Proportional to 130,412.82, 179,957.24 and 103,620.18

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Solution

The fourth proportional to 130,412.82, 179,957.24 and 103,620.18 is: 142,985.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,412.82 : 179,957.24 = 103,620.18 : x
  2. Step 2: Convert to fraction form
    130,412.82/179,957.24 = 103,620.18/x
  3. Step 3: Cross multiply
    130,412.82x = 179,957.24 × 103,620.18
  4. Step 4: Simplify right side
    130,412.82x = 18,647,201,601.10
  5. Step 5: Solve for x
    x = 18,647,201,601.10/130,412.82
  6. Step 6: Final answer
    x = 142,985.95

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