Home / 104,105.45-156,134.79-47,891.54

Finding the Fourth Proportional to 104,105.45, 156,134.79 and 47,891.54

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Solution

The fourth proportional to 104,105.45, 156,134.79 and 47,891.54 is: 71,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,105.45 : 156,134.79 = 47,891.54 : x
  2. Step 2: Convert to fraction form
    104,105.45/156,134.79 = 47,891.54/x
  3. Step 3: Cross multiply
    104,105.45x = 156,134.79 × 47,891.54
  4. Step 4: Simplify right side
    104,105.45x = 7,477,535,931.01
  5. Step 5: Solve for x
    x = 7,477,535,931.01/104,105.45
  6. Step 6: Final answer
    x = 71,826.55

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