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Finding the Fourth Proportional to 147,812.31, 203,964.48 and 83,284.47

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Solution

The fourth proportional to 147,812.31, 203,964.48 and 83,284.47 is: 114,923.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,812.31 : 203,964.48 = 83,284.47 : x
  2. Step 2: Convert to fraction form
    147,812.31/203,964.48 = 83,284.47/x
  3. Step 3: Cross multiply
    147,812.31x = 203,964.48 × 83,284.47
  4. Step 4: Simplify right side
    147,812.31x = 16,987,073,615.63
  5. Step 5: Solve for x
    x = 16,987,073,615.63/147,812.31
  6. Step 6: Final answer
    x = 114,923.27

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