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Finding the Fourth Proportional to 234,223, 351,344.22 and 68,011

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Solution

The fourth proportional to 234,223, 351,344.22 and 68,011 is: 102,019.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,223 : 351,344.22 = 68,011 : x
  2. Step 2: Convert to fraction form
    234,223/351,344.22 = 68,011/x
  3. Step 3: Cross multiply
    234,223x = 351,344.22 × 68,011
  4. Step 4: Simplify right side
    234,223x = 23,895,271,746.42
  5. Step 5: Solve for x
    x = 23,895,271,746.42/234,223
  6. Step 6: Final answer
    x = 102,019.32

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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.