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Finding the Fourth Proportional to 112,072.77, 154,660.49 and 63,674.79

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Solution

The fourth proportional to 112,072.77, 154,660.49 and 63,674.79 is: 87,871.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,072.77 : 154,660.49 = 63,674.79 : x
  2. Step 2: Convert to fraction form
    112,072.77/154,660.49 = 63,674.79/x
  3. Step 3: Cross multiply
    112,072.77x = 154,660.49 × 63,674.79
  4. Step 4: Simplify right side
    112,072.77x = 9,847,973,903.67
  5. Step 5: Solve for x
    x = 9,847,973,903.67/112,072.77
  6. Step 6: Final answer
    x = 87,871.25

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