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Finding the Fourth Proportional to 117,520.14, 162,178.13 and 63,805.40

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Solution

The fourth proportional to 117,520.14, 162,178.13 and 63,805.40 is: 88,051.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,520.14 : 162,178.13 = 63,805.40 : x
  2. Step 2: Convert to fraction form
    117,520.14/162,178.13 = 63,805.40/x
  3. Step 3: Cross multiply
    117,520.14x = 162,178.13 × 63,805.40
  4. Step 4: Simplify right side
    117,520.14x = 10,347,840,455.90
  5. Step 5: Solve for x
    x = 10,347,840,455.90/117,520.14
  6. Step 6: Final answer
    x = 88,051.63

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