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Finding the Fourth Proportional to 119,451.06, 164,773.89 and 74,661.30

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Solution

The fourth proportional to 119,451.06, 164,773.89 and 74,661.30 is: 102,989.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,451.06 : 164,773.89 = 74,661.30 : x
  2. Step 2: Convert to fraction form
    119,451.06/164,773.89 = 74,661.30/x
  3. Step 3: Cross multiply
    119,451.06x = 164,773.89 × 74,661.30
  4. Step 4: Simplify right side
    119,451.06x = 12,302,232,833.46
  5. Step 5: Solve for x
    x = 12,302,232,833.46/119,451.06
  6. Step 6: Final answer
    x = 102,989.73

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