Home / 50,443.70-69,578.97-31,548.02

Finding the Fourth Proportional to 50,443.70, 69,578.97 and 31,548.02

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Solution

The fourth proportional to 50,443.70, 69,578.97 and 31,548.02 is: 43,515.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,443.70 : 69,578.97 = 31,548.02 : x
  2. Step 2: Convert to fraction form
    50,443.70/69,578.97 = 31,548.02/x
  3. Step 3: Cross multiply
    50,443.70x = 69,578.97 × 31,548.02
  4. Step 4: Simplify right side
    50,443.70x = 2,195,078,737.14
  5. Step 5: Solve for x
    x = 2,195,078,737.14/50,443.70
  6. Step 6: Final answer
    x = 43,515.42

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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.