Home / 105,921.04-146,178.20-58,174.88

Finding the Fourth Proportional to 105,921.04, 146,178.20 and 58,174.88

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Solution

The fourth proportional to 105,921.04, 146,178.20 and 58,174.88 is: 80,285.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,921.04 : 146,178.20 = 58,174.88 : x
  2. Step 2: Convert to fraction form
    105,921.04/146,178.20 = 58,174.88/x
  3. Step 3: Cross multiply
    105,921.04x = 146,178.20 × 58,174.88
  4. Step 4: Simplify right side
    105,921.04x = 8,503,899,243.62
  5. Step 5: Solve for x
    x = 8,503,899,243.62/105,921.04
  6. Step 6: Final answer
    x = 80,285.27

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