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Finding the Fourth Proportional to 159,768.40, 239,592.80 and 68,572.29

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Solution

The fourth proportional to 159,768.40, 239,592.80 and 68,572.29 is: 102,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,768.40 : 239,592.80 = 68,572.29 : x
  2. Step 2: Convert to fraction form
    159,768.40/239,592.80 = 68,572.29/x
  3. Step 3: Cross multiply
    159,768.40x = 239,592.80 × 68,572.29
  4. Step 4: Simplify right side
    159,768.40x = 16,429,427,038.13
  5. Step 5: Solve for x
    x = 16,429,427,038.13/159,768.40
  6. Step 6: Final answer
    x = 102,832.77

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