Home / 254,542.50-351,268.65-141,375.78

Finding the Fourth Proportional to 254,542.50, 351,268.65 and 141,375.78

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Solution

The fourth proportional to 254,542.50, 351,268.65 and 141,375.78 is: 195,098.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,542.50 : 351,268.65 = 141,375.78 : x
  2. Step 2: Convert to fraction form
    254,542.50/351,268.65 = 141,375.78/x
  3. Step 3: Cross multiply
    254,542.50x = 351,268.65 × 141,375.78
  4. Step 4: Simplify right side
    254,542.50x = 49,660,879,383.30
  5. Step 5: Solve for x
    x = 49,660,879,383.30/254,542.50
  6. Step 6: Final answer
    x = 195,098.58

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1.5x scale

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.