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Finding the Fourth Proportional to 74,910.88, 112,288.56 and 35,437.96

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Solution

The fourth proportional to 74,910.88, 112,288.56 and 35,437.96 is: 53,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,910.88 : 112,288.56 = 35,437.96 : x
  2. Step 2: Convert to fraction form
    74,910.88/112,288.56 = 35,437.96/x
  3. Step 3: Cross multiply
    74,910.88x = 112,288.56 × 35,437.96
  4. Step 4: Simplify right side
    74,910.88x = 3,979,277,497.74
  5. Step 5: Solve for x
    x = 3,979,277,497.74/74,910.88
  6. Step 6: Final answer
    x = 53,120.15

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