Home / 87,154.20-120,269.16-49,435.56

Finding the Fourth Proportional to 87,154.20, 120,269.16 and 49,435.56

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Solution

The fourth proportional to 87,154.20, 120,269.16 and 49,435.56 is: 68,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,154.20 : 120,269.16 = 49,435.56 : x
  2. Step 2: Convert to fraction form
    87,154.20/120,269.16 = 49,435.56/x
  3. Step 3: Cross multiply
    87,154.20x = 120,269.16 × 49,435.56
  4. Step 4: Simplify right side
    87,154.20x = 5,945,573,275.33
  5. Step 5: Solve for x
    x = 5,945,573,275.33/87,154.20
  6. Step 6: Final answer
    x = 68,219.01

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