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Finding the Fourth Proportional to 167,987.96, 231,756.90 and 116,987.12

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Solution

The fourth proportional to 167,987.96, 231,756.90 and 116,987.12 is: 161,395.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,987.96 : 231,756.90 = 116,987.12 : x
  2. Step 2: Convert to fraction form
    167,987.96/231,756.90 = 116,987.12/x
  3. Step 3: Cross multiply
    167,987.96x = 231,756.90 × 116,987.12
  4. Step 4: Simplify right side
    167,987.96x = 27,112,572,271.13
  5. Step 5: Solve for x
    x = 27,112,572,271.13/167,987.96
  6. Step 6: Final answer
    x = 161,395.93

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