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Finding the Fourth Proportional to 147,796.48, 221,783.04 and 54,311.68

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Solution

The fourth proportional to 147,796.48, 221,783.04 and 54,311.68 is: 81,499.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,796.48 : 221,783.04 = 54,311.68 : x
  2. Step 2: Convert to fraction form
    147,796.48/221,783.04 = 54,311.68/x
  3. Step 3: Cross multiply
    147,796.48x = 221,783.04 × 54,311.68
  4. Step 4: Simplify right side
    147,796.48x = 12,045,409,497.91
  5. Step 5: Solve for x
    x = 12,045,409,497.91/147,796.48
  6. Step 6: Final answer
    x = 81,499.98

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