Home / 49,671.22-68,571.68-38,315.22

Finding the Fourth Proportional to 49,671.22, 68,571.68 and 38,315.22

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Solution

The fourth proportional to 49,671.22, 68,571.68 and 38,315.22 is: 52,894.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,671.22 : 68,571.68 = 38,315.22 : x
  2. Step 2: Convert to fraction form
    49,671.22/68,571.68 = 38,315.22/x
  3. Step 3: Cross multiply
    49,671.22x = 68,571.68 × 38,315.22
  4. Step 4: Simplify right side
    49,671.22x = 2,627,339,004.97
  5. Step 5: Solve for x
    x = 2,627,339,004.97/49,671.22
  6. Step 6: Final answer
    x = 52,894.59

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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.