Home / 57,367.42-79,144.92-42,295.85

Finding the Fourth Proportional to 57,367.42, 79,144.92 and 42,295.85

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Solution

The fourth proportional to 57,367.42, 79,144.92 and 42,295.85 is: 58,351.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,367.42 : 79,144.92 = 42,295.85 : x
  2. Step 2: Convert to fraction form
    57,367.42/79,144.92 = 42,295.85/x
  3. Step 3: Cross multiply
    57,367.42x = 79,144.92 × 42,295.85
  4. Step 4: Simplify right side
    57,367.42x = 3,347,501,664.58
  5. Step 5: Solve for x
    x = 3,347,501,664.58/57,367.42
  6. Step 6: Final answer
    x = 58,351.96

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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.