Home / 87,638.04-120,933.66-53,632.42

Finding the Fourth Proportional to 87,638.04, 120,933.66 and 53,632.42

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Solution

The fourth proportional to 87,638.04, 120,933.66 and 53,632.42 is: 74,008.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,638.04 : 120,933.66 = 53,632.42 : x
  2. Step 2: Convert to fraction form
    87,638.04/120,933.66 = 53,632.42/x
  3. Step 3: Cross multiply
    87,638.04x = 120,933.66 × 53,632.42
  4. Step 4: Simplify right side
    87,638.04x = 6,485,964,845.26
  5. Step 5: Solve for x
    x = 6,485,964,845.26/87,638.04
  6. Step 6: Final answer
    x = 74,008.56

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