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Finding the Fourth Proportional to 221,045.86, 331,371.81 and 102,652.62

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Solution

The fourth proportional to 221,045.86, 331,371.81 and 102,652.62 is: 153,887.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,045.86 : 331,371.81 = 102,652.62 : x
  2. Step 2: Convert to fraction form
    221,045.86/331,371.81 = 102,652.62/x
  3. Step 3: Cross multiply
    221,045.86x = 331,371.81 × 102,652.62
  4. Step 4: Simplify right side
    221,045.86x = 34,016,183,248.00
  5. Step 5: Solve for x
    x = 34,016,183,248.00/221,045.86
  6. Step 6: Final answer
    x = 153,887.45

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