Home / 283,716.48-425,676.35-121,542.50

Finding the Fourth Proportional to 283,716.48, 425,676.35 and 121,542.50

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Solution

The fourth proportional to 283,716.48, 425,676.35 and 121,542.50 is: 182,357.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,716.48 : 425,676.35 = 121,542.50 : x
  2. Step 2: Convert to fraction form
    283,716.48/425,676.35 = 121,542.50/x
  3. Step 3: Cross multiply
    283,716.48x = 425,676.35 × 121,542.50
  4. Step 4: Simplify right side
    283,716.48x = 51,737,765,945.35
  5. Step 5: Solve for x
    x = 51,737,765,945.35/283,716.48
  6. Step 6: Final answer
    x = 182,357.28

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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.