Home / 50,877.44-76,286.94-47,942

Finding the Fourth Proportional to 50,877.44, 76,286.94 and 47,942

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Solution

The fourth proportional to 50,877.44, 76,286.94 and 47,942 is: 71,885.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,877.44 : 76,286.94 = 47,942 : x
  2. Step 2: Convert to fraction form
    50,877.44/76,286.94 = 47,942/x
  3. Step 3: Cross multiply
    50,877.44x = 76,286.94 × 47,942
  4. Step 4: Simplify right side
    50,877.44x = 3,657,348,477.48
  5. Step 5: Solve for x
    x = 3,657,348,477.48/50,877.44
  6. Step 6: Final answer
    x = 71,885.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.