Home / 79,023.24-118,581.60-29,138.40

Finding the Fourth Proportional to 79,023.24, 118,581.60 and 29,138.40

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Solution

The fourth proportional to 79,023.24, 118,581.60 and 29,138.40 is: 43,724.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,023.24 : 118,581.60 = 29,138.40 : x
  2. Step 2: Convert to fraction form
    79,023.24/118,581.60 = 29,138.40/x
  3. Step 3: Cross multiply
    79,023.24x = 118,581.60 × 29,138.40
  4. Step 4: Simplify right side
    79,023.24x = 3,455,278,093.44
  5. Step 5: Solve for x
    x = 3,455,278,093.44/79,023.24
  6. Step 6: Final answer
    x = 43,724.83

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