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Finding the Fourth Proportional to 140,660.04, 210,996.87 and 45,890.04

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Solution

The fourth proportional to 140,660.04, 210,996.87 and 45,890.04 is: 68,837.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,660.04 : 210,996.87 = 45,890.04 : x
  2. Step 2: Convert to fraction form
    140,660.04/210,996.87 = 45,890.04/x
  3. Step 3: Cross multiply
    140,660.04x = 210,996.87 × 45,890.04
  4. Step 4: Simplify right side
    140,660.04x = 9,682,654,804.17
  5. Step 5: Solve for x
    x = 9,682,654,804.17/140,660.04
  6. Step 6: Final answer
    x = 68,837.28

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