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Finding the Fourth Proportional to 279,069.52, 418,618.80 and 92,095.60

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Solution

The fourth proportional to 279,069.52, 418,618.80 and 92,095.60 is: 138,148.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,069.52 : 418,618.80 = 92,095.60 : x
  2. Step 2: Convert to fraction form
    279,069.52/418,618.80 = 92,095.60/x
  3. Step 3: Cross multiply
    279,069.52x = 418,618.80 × 92,095.60
  4. Step 4: Simplify right side
    279,069.52x = 38,552,949,557.28
  5. Step 5: Solve for x
    x = 38,552,949,557.28/279,069.52
  6. Step 6: Final answer
    x = 138,148.19

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