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Finding the Fourth Proportional to 53,003.28, 73,146.28 and 29,130.80

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Solution

The fourth proportional to 53,003.28, 73,146.28 and 29,130.80 is: 40,201.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,003.28 : 73,146.28 = 29,130.80 : x
  2. Step 2: Convert to fraction form
    53,003.28/73,146.28 = 29,130.80/x
  3. Step 3: Cross multiply
    53,003.28x = 73,146.28 × 29,130.80
  4. Step 4: Simplify right side
    53,003.28x = 2,130,809,653.42
  5. Step 5: Solve for x
    x = 2,130,809,653.42/53,003.28
  6. Step 6: Final answer
    x = 40,201.47

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