Home / 41,136.86-61,729.90-37,790.75

Finding the Fourth Proportional to 41,136.86, 61,729.90 and 37,790.75

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Solution

The fourth proportional to 41,136.86, 61,729.90 and 37,790.75 is: 56,708.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,136.86 : 61,729.90 = 37,790.75 : x
  2. Step 2: Convert to fraction form
    41,136.86/61,729.90 = 37,790.75/x
  3. Step 3: Cross multiply
    41,136.86x = 61,729.90 × 37,790.75
  4. Step 4: Simplify right side
    41,136.86x = 2,332,819,278.27
  5. Step 5: Solve for x
    x = 2,332,819,278.27/41,136.86
  6. Step 6: Final answer
    x = 56,708.73

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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.