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Finding the Fourth Proportional to 141,954.80, 212,932.20 and 135,042.80

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Solution

The fourth proportional to 141,954.80, 212,932.20 and 135,042.80 is: 202,564.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,954.80 : 212,932.20 = 135,042.80 : x
  2. Step 2: Convert to fraction form
    141,954.80/212,932.20 = 135,042.80/x
  3. Step 3: Cross multiply
    141,954.80x = 212,932.20 × 135,042.80
  4. Step 4: Simplify right side
    141,954.80x = 28,754,960,498.16
  5. Step 5: Solve for x
    x = 28,754,960,498.16/141,954.80
  6. Step 6: Final answer
    x = 202,564.20

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