Home / 50,768.55-76,131.87-19,173.23

Finding the Fourth Proportional to 50,768.55, 76,131.87 and 19,173.23

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Solution

The fourth proportional to 50,768.55, 76,131.87 and 19,173.23 is: 28,751.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,768.55 : 76,131.87 = 19,173.23 : x
  2. Step 2: Convert to fraction form
    50,768.55/76,131.87 = 19,173.23/x
  3. Step 3: Cross multiply
    50,768.55x = 76,131.87 × 19,173.23
  4. Step 4: Simplify right side
    50,768.55x = 1,459,694,115.02
  5. Step 5: Solve for x
    x = 1,459,694,115.02/50,768.55
  6. Step 6: Final answer
    x = 28,751.94

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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.