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Finding the Fourth Proportional to 45,415.94, 68,134.85 and 14,251.19

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Solution

The fourth proportional to 45,415.94, 68,134.85 and 14,251.19 is: 21,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,415.94 : 68,134.85 = 14,251.19 : x
  2. Step 2: Convert to fraction form
    45,415.94/68,134.85 = 14,251.19/x
  3. Step 3: Cross multiply
    45,415.94x = 68,134.85 × 14,251.19
  4. Step 4: Simplify right side
    45,415.94x = 971,002,916.75
  5. Step 5: Solve for x
    x = 971,002,916.75/45,415.94
  6. Step 6: Final answer
    x = 21,380.22

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