Home / 50,926.56-76,279.12-31,145.28

Finding the Fourth Proportional to 50,926.56, 76,279.12 and 31,145.28

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Solution

The fourth proportional to 50,926.56, 76,279.12 and 31,145.28 is: 46,650.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,926.56 : 76,279.12 = 31,145.28 : x
  2. Step 2: Convert to fraction form
    50,926.56/76,279.12 = 31,145.28/x
  3. Step 3: Cross multiply
    50,926.56x = 76,279.12 × 31,145.28
  4. Step 4: Simplify right side
    50,926.56x = 2,375,734,550.55
  5. Step 5: Solve for x
    x = 2,375,734,550.55/50,926.56
  6. Step 6: Final answer
    x = 46,650.21

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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.