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Finding the Fourth Proportional to 111,688.21, 167,373.28 and 55,473.22

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Solution

The fourth proportional to 111,688.21, 167,373.28 and 55,473.22 is: 83,130.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,688.21 : 167,373.28 = 55,473.22 : x
  2. Step 2: Convert to fraction form
    111,688.21/167,373.28 = 55,473.22/x
  3. Step 3: Cross multiply
    111,688.21x = 167,373.28 × 55,473.22
  4. Step 4: Simplify right side
    111,688.21x = 9,284,734,783.56
  5. Step 5: Solve for x
    x = 9,284,734,783.56/111,688.21
  6. Step 6: Final answer
    x = 83,130.84

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