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Finding the Fourth Proportional to 167,501.50, 231,152.96 and 91,021.20

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Solution

The fourth proportional to 167,501.50, 231,152.96 and 91,021.20 is: 125,609.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,501.50 : 231,152.96 = 91,021.20 : x
  2. Step 2: Convert to fraction form
    167,501.50/231,152.96 = 91,021.20/x
  3. Step 3: Cross multiply
    167,501.50x = 231,152.96 × 91,021.20
  4. Step 4: Simplify right side
    167,501.50x = 21,039,819,802.75
  5. Step 5: Solve for x
    x = 21,039,819,802.75/167,501.50
  6. Step 6: Final answer
    x = 125,609.74

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