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Finding the Fourth Proportional to 234,966, 352,333.26 and 85,183.82

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Solution

The fourth proportional to 234,966, 352,333.26 and 85,183.82 is: 127,733.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,966 : 352,333.26 = 85,183.82 : x
  2. Step 2: Convert to fraction form
    234,966/352,333.26 = 85,183.82/x
  3. Step 3: Cross multiply
    234,966x = 352,333.26 × 85,183.82
  4. Step 4: Simplify right side
    234,966x = 30,013,092,999.85
  5. Step 5: Solve for x
    x = 30,013,092,999.85/234,966
  6. Step 6: Final answer
    x = 127,733.77

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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.