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Finding the Fourth Proportional to 96,787.51, 133,560.09 and 54,345.13

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Solution

The fourth proportional to 96,787.51, 133,560.09 and 54,345.13 is: 74,992.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,787.51 : 133,560.09 = 54,345.13 : x
  2. Step 2: Convert to fraction form
    96,787.51/133,560.09 = 54,345.13/x
  3. Step 3: Cross multiply
    96,787.51x = 133,560.09 × 54,345.13
  4. Step 4: Simplify right side
    96,787.51x = 7,258,340,119.96
  5. Step 5: Solve for x
    x = 7,258,340,119.96/96,787.51
  6. Step 6: Final answer
    x = 74,992.53

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