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Finding the Fourth Proportional to 230,626.70, 345,907.65 and 72,871.10

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Solution

The fourth proportional to 230,626.70, 345,907.65 and 72,871.10 is: 109,296.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,626.70 : 345,907.65 = 72,871.10 : x
  2. Step 2: Convert to fraction form
    230,626.70/345,907.65 = 72,871.10/x
  3. Step 3: Cross multiply
    230,626.70x = 345,907.65 × 72,871.10
  4. Step 4: Simplify right side
    230,626.70x = 25,206,670,953.92
  5. Step 5: Solve for x
    x = 25,206,670,953.92/230,626.70
  6. Step 6: Final answer
    x = 109,296.41

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