Home / 87,019.05-120,093.64-48,777.99

Finding the Fourth Proportional to 87,019.05, 120,093.64 and 48,777.99

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Solution

The fourth proportional to 87,019.05, 120,093.64 and 48,777.99 is: 67,317.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,019.05 : 120,093.64 = 48,777.99 : x
  2. Step 2: Convert to fraction form
    87,019.05/120,093.64 = 48,777.99/x
  3. Step 3: Cross multiply
    87,019.05x = 120,093.64 × 48,777.99
  4. Step 4: Simplify right side
    87,019.05x = 5,857,926,249.04
  5. Step 5: Solve for x
    x = 5,857,926,249.04/87,019.05
  6. Step 6: Final answer
    x = 67,317.74

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