Home / 49,788.14-68,661.48-36,338.09

Finding the Fourth Proportional to 49,788.14, 68,661.48 and 36,338.09

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Solution

The fourth proportional to 49,788.14, 68,661.48 and 36,338.09 is: 50,112.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,788.14 : 68,661.48 = 36,338.09 : x
  2. Step 2: Convert to fraction form
    49,788.14/68,661.48 = 36,338.09/x
  3. Step 3: Cross multiply
    49,788.14x = 68,661.48 × 36,338.09
  4. Step 4: Simplify right side
    49,788.14x = 2,495,027,039.77
  5. Step 5: Solve for x
    x = 2,495,027,039.77/49,788.14
  6. Step 6: Final answer
    x = 50,112.88

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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.