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Finding the Fourth Proportional to 234,604.92, 351,833.06 and 84,825.39

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Solution

The fourth proportional to 234,604.92, 351,833.06 and 84,825.39 is: 127,211.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,604.92 : 351,833.06 = 84,825.39 : x
  2. Step 2: Convert to fraction form
    234,604.92/351,833.06 = 84,825.39/x
  3. Step 3: Cross multiply
    234,604.92x = 351,833.06 × 84,825.39
  4. Step 4: Simplify right side
    234,604.92x = 29,844,376,741.46
  5. Step 5: Solve for x
    x = 29,844,376,741.46/234,604.92
  6. Step 6: Final answer
    x = 127,211.21

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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.