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Finding the Fourth Proportional to 159,726.15, 220,492.94 and 103,165.11

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Solution

The fourth proportional to 159,726.15, 220,492.94 and 103,165.11 is: 142,413.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,726.15 : 220,492.94 = 103,165.11 : x
  2. Step 2: Convert to fraction form
    159,726.15/220,492.94 = 103,165.11/x
  3. Step 3: Cross multiply
    159,726.15x = 220,492.94 × 103,165.11
  4. Step 4: Simplify right side
    159,726.15x = 22,747,177,893.50
  5. Step 5: Solve for x
    x = 22,747,177,893.50/159,726.15
  6. Step 6: Final answer
    x = 142,413.61

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