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Finding the Fourth Proportional to 202,680.81, 279,687.36 and 112,031.37

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Solution

The fourth proportional to 202,680.81, 279,687.36 and 112,031.37 is: 154,596.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,680.81 : 279,687.36 = 112,031.37 : x
  2. Step 2: Convert to fraction form
    202,680.81/279,687.36 = 112,031.37/x
  3. Step 3: Cross multiply
    202,680.81x = 279,687.36 × 112,031.37
  4. Step 4: Simplify right side
    202,680.81x = 31,333,758,112.48
  5. Step 5: Solve for x
    x = 31,333,758,112.48/202,680.81
  6. Step 6: Final answer
    x = 154,596.57

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