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Finding the Fourth Proportional to 100,845.90, 151,072.02 and 61,304.94

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Solution

The fourth proportional to 100,845.90, 151,072.02 and 61,304.94 is: 91,837.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,845.90 : 151,072.02 = 61,304.94 : x
  2. Step 2: Convert to fraction form
    100,845.90/151,072.02 = 61,304.94/x
  3. Step 3: Cross multiply
    100,845.90x = 151,072.02 × 61,304.94
  4. Step 4: Simplify right side
    100,845.90x = 9,261,461,121.78
  5. Step 5: Solve for x
    x = 9,261,461,121.78/100,845.90
  6. Step 6: Final answer
    x = 91,837.76

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