Home / 254,682.81-351,452.39-141,512.85

Finding the Fourth Proportional to 254,682.81, 351,452.39 and 141,512.85

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Solution

The fourth proportional to 254,682.81, 351,452.39 and 141,512.85 is: 195,282.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,682.81 : 351,452.39 = 141,512.85 : x
  2. Step 2: Convert to fraction form
    254,682.81/351,452.39 = 141,512.85/x
  3. Step 3: Cross multiply
    254,682.81x = 351,452.39 × 141,512.85
  4. Step 4: Simplify right side
    254,682.81x = 49,735,028,640.65
  5. Step 5: Solve for x
    x = 49,735,028,640.65/254,682.81
  6. Step 6: Final answer
    x = 195,282.24

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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.