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Finding the Fourth Proportional to 234,339, 351,568.44 and 68,127

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Solution

The fourth proportional to 234,339, 351,568.44 and 68,127 is: 102,207.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,339 : 351,568.44 = 68,127 : x
  2. Step 2: Convert to fraction form
    234,339/351,568.44 = 68,127/x
  3. Step 3: Cross multiply
    234,339x = 351,568.44 × 68,127
  4. Step 4: Simplify right side
    234,339x = 23,951,303,111.88
  5. Step 5: Solve for x
    x = 23,951,303,111.88/234,339
  6. Step 6: Final answer
    x = 102,207.93

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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.