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Finding the Fourth Proportional to 106,538.00, 147,018.11 and 58,790.70

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Solution

The fourth proportional to 106,538.00, 147,018.11 and 58,790.70 is: 81,128.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,538.00 : 147,018.11 = 58,790.70 : x
  2. Step 2: Convert to fraction form
    106,538.00/147,018.11 = 58,790.70/x
  3. Step 3: Cross multiply
    106,538.00x = 147,018.11 × 58,790.70
  4. Step 4: Simplify right side
    106,538.00x = 8,643,297,305.62
  5. Step 5: Solve for x
    x = 8,643,297,305.62/106,538.00
  6. Step 6: Final answer
    x = 81,128.78

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