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Finding the Fourth Proportional to 103,682.30, 155,456.49 and 56,922.62

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Solution

The fourth proportional to 103,682.30, 155,456.49 and 56,922.62 is: 85,347.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,682.30 : 155,456.49 = 56,922.62 : x
  2. Step 2: Convert to fraction form
    103,682.30/155,456.49 = 56,922.62/x
  3. Step 3: Cross multiply
    103,682.30x = 155,456.49 × 56,922.62
  4. Step 4: Simplify right side
    103,682.30x = 8,848,990,706.80
  5. Step 5: Solve for x
    x = 8,848,990,706.80/103,682.30
  6. Step 6: Final answer
    x = 85,347.17

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