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Finding the Fourth Proportional to 114,723.42, 172,129.26 and 55,554.54

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Solution

The fourth proportional to 114,723.42, 172,129.26 and 55,554.54 is: 83,353.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,723.42 : 172,129.26 = 55,554.54 : x
  2. Step 2: Convert to fraction form
    114,723.42/172,129.26 = 55,554.54/x
  3. Step 3: Cross multiply
    114,723.42x = 172,129.26 × 55,554.54
  4. Step 4: Simplify right side
    114,723.42x = 9,562,561,859.84
  5. Step 5: Solve for x
    x = 9,562,561,859.84/114,723.42
  6. Step 6: Final answer
    x = 83,353.18

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