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Finding the Fourth Proportional to 104,660.10, 156,990.15 and 100,577.70

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Solution

The fourth proportional to 104,660.10, 156,990.15 and 100,577.70 is: 150,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,660.10 : 156,990.15 = 100,577.70 : x
  2. Step 2: Convert to fraction form
    104,660.10/156,990.15 = 100,577.70/x
  3. Step 3: Cross multiply
    104,660.10x = 156,990.15 × 100,577.70
  4. Step 4: Simplify right side
    104,660.10x = 15,789,708,209.66
  5. Step 5: Solve for x
    x = 15,789,708,209.66/104,660.10
  6. Step 6: Final answer
    x = 150,866.55

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