Home / 85,176.03-116,691.57-81,983.66

Finding the Fourth Proportional to 85,176.03, 116,691.57 and 81,983.66

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Solution

The fourth proportional to 85,176.03, 116,691.57 and 81,983.66 is: 112,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,176.03 : 116,691.57 = 81,983.66 : x
  2. Step 2: Convert to fraction form
    85,176.03/116,691.57 = 81,983.66/x
  3. Step 3: Cross multiply
    85,176.03x = 116,691.57 × 81,983.66
  4. Step 4: Simplify right side
    85,176.03x = 9,566,801,999.75
  5. Step 5: Solve for x
    x = 9,566,801,999.75/85,176.03
  6. Step 6: Final answer
    x = 112,318.01

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