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Finding the Fourth Proportional to 186,287.55, 279,274.59 and 81,027.24

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Solution

The fourth proportional to 186,287.55, 279,274.59 and 81,027.24 is: 121,472.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,287.55 : 279,274.59 = 81,027.24 : x
  2. Step 2: Convert to fraction form
    186,287.55/279,274.59 = 81,027.24/x
  3. Step 3: Cross multiply
    186,287.55x = 279,274.59 × 81,027.24
  4. Step 4: Simplify right side
    186,287.55x = 22,628,849,229.83
  5. Step 5: Solve for x
    x = 22,628,849,229.83/186,287.55
  6. Step 6: Final answer
    x = 121,472.69

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