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Finding the Fourth Proportional to 234,394.22, 351,616.04 and 76,622.42

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Solution

The fourth proportional to 234,394.22, 351,616.04 and 76,622.42 is: 114,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,394.22 : 351,616.04 = 76,622.42 : x
  2. Step 2: Convert to fraction form
    234,394.22/351,616.04 = 76,622.42/x
  3. Step 3: Cross multiply
    234,394.22x = 351,616.04 × 76,622.42
  4. Step 4: Simplify right side
    234,394.22x = 26,941,672,678.88
  5. Step 5: Solve for x
    x = 26,941,672,678.88/234,394.22
  6. Step 6: Final answer
    x = 114,941.71

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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.