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Finding the Fourth Proportional to 116,574.46, 160,939.11 and 76,945.66

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Solution

The fourth proportional to 116,574.46, 160,939.11 and 76,945.66 is: 106,228.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,574.46 : 160,939.11 = 76,945.66 : x
  2. Step 2: Convert to fraction form
    116,574.46/160,939.11 = 76,945.66/x
  3. Step 3: Cross multiply
    116,574.46x = 160,939.11 × 76,945.66
  4. Step 4: Simplify right side
    116,574.46x = 12,383,566,038.76
  5. Step 5: Solve for x
    x = 12,383,566,038.76/116,574.46
  6. Step 6: Final answer
    x = 106,228.81

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