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Finding the Fourth Proportional to 49,773.56, 68,452.12 and 39,582.12

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Solution

The fourth proportional to 49,773.56, 68,452.12 and 39,582.12 is: 54,436.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,773.56 : 68,452.12 = 39,582.12 : x
  2. Step 2: Convert to fraction form
    49,773.56/68,452.12 = 39,582.12/x
  3. Step 3: Cross multiply
    49,773.56x = 68,452.12 × 39,582.12
  4. Step 4: Simplify right side
    49,773.56x = 2,709,480,028.09
  5. Step 5: Solve for x
    x = 2,709,480,028.09/49,773.56
  6. Step 6: Final answer
    x = 54,436.13

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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.