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Finding the Fourth Proportional to 234,381.25, 351,631.41 and 68,169.25

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Solution

The fourth proportional to 234,381.25, 351,631.41 and 68,169.25 is: 102,271.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,381.25 : 351,631.41 = 68,169.25 : x
  2. Step 2: Convert to fraction form
    234,381.25/351,631.41 = 68,169.25/x
  3. Step 3: Cross multiply
    234,381.25x = 351,631.41 × 68,169.25
  4. Step 4: Simplify right side
    234,381.25x = 23,970,449,496.14
  5. Step 5: Solve for x
    x = 23,970,449,496.14/234,381.25
  6. Step 6: Final answer
    x = 102,271.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.