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Finding the Fourth Proportional to 125,704.56, 173,472.12 and 72,006.96

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Solution

The fourth proportional to 125,704.56, 173,472.12 and 72,006.96 is: 99,369.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,704.56 : 173,472.12 = 72,006.96 : x
  2. Step 2: Convert to fraction form
    125,704.56/173,472.12 = 72,006.96/x
  3. Step 3: Cross multiply
    125,704.56x = 173,472.12 × 72,006.96
  4. Step 4: Simplify right side
    125,704.56x = 12,491,200,005.96
  5. Step 5: Solve for x
    x = 12,491,200,005.96/125,704.56
  6. Step 6: Final answer
    x = 99,369.51

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