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Finding the Fourth Proportional to 188,443.66, 260,062.21 and 106,787.75

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Solution

The fourth proportional to 188,443.66, 260,062.21 and 106,787.75 is: 147,372.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,443.66 : 260,062.21 = 106,787.75 : x
  2. Step 2: Convert to fraction form
    188,443.66/260,062.21 = 106,787.75/x
  3. Step 3: Cross multiply
    188,443.66x = 260,062.21 × 106,787.75
  4. Step 4: Simplify right side
    188,443.66x = 27,771,458,265.93
  5. Step 5: Solve for x
    x = 27,771,458,265.93/188,443.66
  6. Step 6: Final answer
    x = 147,372.74

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