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Finding the Fourth Proportional to 171,380.16, 236,482.20 and 99,772.92

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Solution

The fourth proportional to 171,380.16, 236,482.20 and 99,772.92 is: 137,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,380.16 : 236,482.20 = 99,772.92 : x
  2. Step 2: Convert to fraction form
    171,380.16/236,482.20 = 99,772.92/x
  3. Step 3: Cross multiply
    171,380.16x = 236,482.20 × 99,772.92
  4. Step 4: Simplify right side
    171,380.16x = 23,594,519,622.02
  5. Step 5: Solve for x
    x = 23,594,519,622.02/171,380.16
  6. Step 6: Final answer
    x = 137,673.58

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