Home / 283,381.88-425,171.22-125,721.04

Finding the Fourth Proportional to 283,381.88, 425,171.22 and 125,721.04

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Solution

The fourth proportional to 283,381.88, 425,171.22 and 125,721.04 is: 188,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,381.88 : 425,171.22 = 125,721.04 : x
  2. Step 2: Convert to fraction form
    283,381.88/425,171.22 = 125,721.04/x
  3. Step 3: Cross multiply
    283,381.88x = 425,171.22 × 125,721.04
  4. Step 4: Simplify right side
    283,381.88x = 53,452,967,956.47
  5. Step 5: Solve for x
    x = 53,452,967,956.47/283,381.88
  6. Step 6: Final answer
    x = 188,625.21

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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.