Home / 49,456.84-68,238.24-29,318.44

Finding the Fourth Proportional to 49,456.84, 68,238.24 and 29,318.44

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Solution

The fourth proportional to 49,456.84, 68,238.24 and 29,318.44 is: 40,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,456.84 : 68,238.24 = 29,318.44 : x
  2. Step 2: Convert to fraction form
    49,456.84/68,238.24 = 29,318.44/x
  3. Step 3: Cross multiply
    49,456.84x = 68,238.24 × 29,318.44
  4. Step 4: Simplify right side
    49,456.84x = 2,000,638,745.15
  5. Step 5: Solve for x
    x = 2,000,638,745.15/49,456.84
  6. Step 6: Final answer
    x = 40,452.22

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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.