Home / 283,824.36-425,738.22-84,146.49

Finding the Fourth Proportional to 283,824.36, 425,738.22 and 84,146.49

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Solution

The fourth proportional to 283,824.36, 425,738.22 and 84,146.49 is: 126,220.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,824.36 : 425,738.22 = 84,146.49 : x
  2. Step 2: Convert to fraction form
    283,824.36/425,738.22 = 84,146.49/x
  3. Step 3: Cross multiply
    283,824.36x = 425,738.22 × 84,146.49
  4. Step 4: Simplify right side
    283,824.36x = 35,824,376,871.85
  5. Step 5: Solve for x
    x = 35,824,376,871.85/283,824.36
  6. Step 6: Final answer
    x = 126,220.23

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1.5x scale

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.