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Finding the Fourth Proportional to 117,763.15, 162,443.80 and 74,086.11

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Solution

The fourth proportional to 117,763.15, 162,443.80 and 74,086.11 is: 102,195.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,763.15 : 162,443.80 = 74,086.11 : x
  2. Step 2: Convert to fraction form
    117,763.15/162,443.80 = 74,086.11/x
  3. Step 3: Cross multiply
    117,763.15x = 162,443.80 × 74,086.11
  4. Step 4: Simplify right side
    117,763.15x = 12,034,829,993.47
  5. Step 5: Solve for x
    x = 12,034,829,993.47/117,763.15
  6. Step 6: Final answer
    x = 102,195.21

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