Home / 49,392.33-68,160.72-28,171.95

Finding the Fourth Proportional to 49,392.33, 68,160.72 and 28,171.95

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Solution

The fourth proportional to 49,392.33, 68,160.72 and 28,171.95 is: 38,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,392.33 : 68,160.72 = 28,171.95 : x
  2. Step 2: Convert to fraction form
    49,392.33/68,160.72 = 28,171.95/x
  3. Step 3: Cross multiply
    49,392.33x = 68,160.72 × 28,171.95
  4. Step 4: Simplify right side
    49,392.33x = 1,920,220,395.80
  5. Step 5: Solve for x
    x = 1,920,220,395.80/49,392.33
  6. Step 6: Final answer
    x = 38,876.89

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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.