Home / 80,964.12-111,733.11-45,155.64

Finding the Fourth Proportional to 80,964.12, 111,733.11 and 45,155.64

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Solution

The fourth proportional to 80,964.12, 111,733.11 and 45,155.64 is: 62,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,964.12 : 111,733.11 = 45,155.64 : x
  2. Step 2: Convert to fraction form
    80,964.12/111,733.11 = 45,155.64/x
  3. Step 3: Cross multiply
    80,964.12x = 111,733.11 × 45,155.64
  4. Step 4: Simplify right side
    80,964.12x = 5,045,380,091.24
  5. Step 5: Solve for x
    x = 5,045,380,091.24/80,964.12
  6. Step 6: Final answer
    x = 62,316.25

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