Home / 87,872.86-121,273.23-50,152.78

Finding the Fourth Proportional to 87,872.86, 121,273.23 and 50,152.78

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Solution

The fourth proportional to 87,872.86, 121,273.23 and 50,152.78 is: 69,215.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,872.86 : 121,273.23 = 50,152.78 : x
  2. Step 2: Convert to fraction form
    87,872.86/121,273.23 = 50,152.78/x
  3. Step 3: Cross multiply
    87,872.86x = 121,273.23 × 50,152.78
  4. Step 4: Simplify right side
    87,872.86x = 6,082,189,624.08
  5. Step 5: Solve for x
    x = 6,082,189,624.08/87,872.86
  6. Step 6: Final answer
    x = 69,215.79

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