Home / 56,824.88-78,451.97-50,519.84

Finding the Fourth Proportional to 56,824.88, 78,451.97 and 50,519.84

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Solution

The fourth proportional to 56,824.88, 78,451.97 and 50,519.84 is: 69,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,824.88 : 78,451.97 = 50,519.84 : x
  2. Step 2: Convert to fraction form
    56,824.88/78,451.97 = 50,519.84/x
  3. Step 3: Cross multiply
    56,824.88x = 78,451.97 × 50,519.84
  4. Step 4: Simplify right side
    56,824.88x = 3,963,380,327.23
  5. Step 5: Solve for x
    x = 3,963,380,327.23/56,824.88
  6. Step 6: Final answer
    x = 69,747.28

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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.