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Finding the Fourth Proportional to 543,361.70, 815,042.55 and 144,064.10

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Solution

The fourth proportional to 543,361.70, 815,042.55 and 144,064.10 is: 216,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,361.70 : 815,042.55 = 144,064.10 : x
  2. Step 2: Convert to fraction form
    543,361.70/815,042.55 = 144,064.10/x
  3. Step 3: Cross multiply
    543,361.70x = 815,042.55 × 144,064.10
  4. Step 4: Simplify right side
    543,361.70x = 117,418,371,427.46
  5. Step 5: Solve for x
    x = 117,418,371,427.46/543,361.70
  6. Step 6: Final answer
    x = 216,096.15

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