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Finding the Fourth Proportional to 73,845.20, 101,905.06 and 42,013.41

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Solution

The fourth proportional to 73,845.20, 101,905.06 and 42,013.41 is: 57,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,845.20 : 101,905.06 = 42,013.41 : x
  2. Step 2: Convert to fraction form
    73,845.20/101,905.06 = 42,013.41/x
  3. Step 3: Cross multiply
    73,845.20x = 101,905.06 × 42,013.41
  4. Step 4: Simplify right side
    73,845.20x = 4,281,379,066.85
  5. Step 5: Solve for x
    x = 4,281,379,066.85/73,845.20
  6. Step 6: Final answer
    x = 57,977.76

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