Home / 255,942.63-353,198.43-141,222.33

Finding the Fourth Proportional to 255,942.63, 353,198.43 and 141,222.33

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Solution

The fourth proportional to 255,942.63, 353,198.43 and 141,222.33 is: 194,885.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,942.63 : 353,198.43 = 141,222.33 : x
  2. Step 2: Convert to fraction form
    255,942.63/353,198.43 = 141,222.33/x
  3. Step 3: Cross multiply
    255,942.63x = 353,198.43 × 141,222.33
  4. Step 4: Simplify right side
    255,942.63x = 49,879,505,236.94
  5. Step 5: Solve for x
    x = 49,879,505,236.94/255,942.63
  6. Step 6: Final answer
    x = 194,885.49

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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.