Home / 50,241.26-69,310.76-31,115.95

Finding the Fourth Proportional to 50,241.26, 69,310.76 and 31,115.95

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Solution

The fourth proportional to 50,241.26, 69,310.76 and 31,115.95 is: 42,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,241.26 : 69,310.76 = 31,115.95 : x
  2. Step 2: Convert to fraction form
    50,241.26/69,310.76 = 31,115.95/x
  3. Step 3: Cross multiply
    50,241.26x = 69,310.76 × 31,115.95
  4. Step 4: Simplify right side
    50,241.26x = 2,156,669,813.77
  5. Step 5: Solve for x
    x = 2,156,669,813.77/50,241.26
  6. Step 6: Final answer
    x = 42,926.27

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1.5x scale

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.