Home / 141,367.44-195,085.92-77,704.56

Finding the Fourth Proportional to 141,367.44, 195,085.92 and 77,704.56

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Solution

The fourth proportional to 141,367.44, 195,085.92 and 77,704.56 is: 107,231.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,367.44 : 195,085.92 = 77,704.56 : x
  2. Step 2: Convert to fraction form
    141,367.44/195,085.92 = 77,704.56/x
  3. Step 3: Cross multiply
    141,367.44x = 195,085.92 × 77,704.56
  4. Step 4: Simplify right side
    141,367.44x = 15,159,065,575.80
  5. Step 5: Solve for x
    x = 15,159,065,575.80/141,367.44
  6. Step 6: Final answer
    x = 107,231.66

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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.