Home / 234,890.82-324,013.77-149,912.10

Finding the Fourth Proportional to 234,890.82, 324,013.77 and 149,912.10

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Solution

The fourth proportional to 234,890.82, 324,013.77 and 149,912.10 is: 206,792.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,890.82 : 324,013.77 = 149,912.10 : x
  2. Step 2: Convert to fraction form
    234,890.82/324,013.77 = 149,912.10/x
  3. Step 3: Cross multiply
    234,890.82x = 324,013.77 × 149,912.10
  4. Step 4: Simplify right side
    234,890.82x = 48,573,584,689.62
  5. Step 5: Solve for x
    x = 48,573,584,689.62/234,890.82
  6. Step 6: Final answer
    x = 206,792.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.