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Finding the Fourth Proportional to 146,553.40, 219,837.30 and 76,569.40

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Solution

The fourth proportional to 146,553.40, 219,837.30 and 76,569.40 is: 114,857.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,553.40 : 219,837.30 = 76,569.40 : x
  2. Step 2: Convert to fraction form
    146,553.40/219,837.30 = 76,569.40/x
  3. Step 3: Cross multiply
    146,553.40x = 219,837.30 × 76,569.40
  4. Step 4: Simplify right side
    146,553.40x = 16,832,810,158.62
  5. Step 5: Solve for x
    x = 16,832,810,158.62/146,553.40
  6. Step 6: Final answer
    x = 114,857.86

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