Home / 49,302.40-68,044.34-28,083.64

Finding the Fourth Proportional to 49,302.40, 68,044.34 and 28,083.64

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Solution

The fourth proportional to 49,302.40, 68,044.34 and 28,083.64 is: 38,759.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,302.40 : 68,044.34 = 28,083.64 : x
  2. Step 2: Convert to fraction form
    49,302.40/68,044.34 = 28,083.64/x
  3. Step 3: Cross multiply
    49,302.40x = 68,044.34 × 28,083.64
  4. Step 4: Simplify right side
    49,302.40x = 1,910,932,748.60
  5. Step 5: Solve for x
    x = 1,910,932,748.60/49,302.40
  6. Step 6: Final answer
    x = 38,759.43

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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.