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Finding the Fourth Proportional to 76,356.53, 113,914.80 and 72,223.10

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Solution

The fourth proportional to 76,356.53, 113,914.80 and 72,223.10 is: 107,748.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,356.53 : 113,914.80 = 72,223.10 : x
  2. Step 2: Convert to fraction form
    76,356.53/113,914.80 = 72,223.10/x
  3. Step 3: Cross multiply
    76,356.53x = 113,914.80 × 72,223.10
  4. Step 4: Simplify right side
    76,356.53x = 8,227,279,422.31
  5. Step 5: Solve for x
    x = 8,227,279,422.31/76,356.53
  6. Step 6: Final answer
    x = 107,748.22

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