Home / 54,194.42-81,235.83-30,771.38

Finding the Fourth Proportional to 54,194.42, 81,235.83 and 30,771.38

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Solution

The fourth proportional to 54,194.42, 81,235.83 and 30,771.38 is: 46,125.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,194.42 : 81,235.83 = 30,771.38 : x
  2. Step 2: Convert to fraction form
    54,194.42/81,235.83 = 30,771.38/x
  3. Step 3: Cross multiply
    54,194.42x = 81,235.83 × 30,771.38
  4. Step 4: Simplify right side
    54,194.42x = 2,499,738,594.55
  5. Step 5: Solve for x
    x = 2,499,738,594.55/54,194.42
  6. Step 6: Final answer
    x = 46,125.39

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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.