Home / 67,936.44-93,756.78-39,261.63

Finding the Fourth Proportional to 67,936.44, 93,756.78 and 39,261.63

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Solution

The fourth proportional to 67,936.44, 93,756.78 and 39,261.63 is: 54,183.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,936.44 : 93,756.78 = 39,261.63 : x
  2. Step 2: Convert to fraction form
    67,936.44/93,756.78 = 39,261.63/x
  3. Step 3: Cross multiply
    67,936.44x = 93,756.78 × 39,261.63
  4. Step 4: Simplify right side
    67,936.44x = 3,681,044,006.35
  5. Step 5: Solve for x
    x = 3,681,044,006.35/67,936.44
  6. Step 6: Final answer
    x = 54,183.65

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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.