Home / 51,843.15-77,745.29-22,245.75

Finding the Fourth Proportional to 51,843.15, 77,745.29 and 22,245.75

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Solution

The fourth proportional to 51,843.15, 77,745.29 and 22,245.75 is: 33,360.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,843.15 : 77,745.29 = 22,245.75 : x
  2. Step 2: Convert to fraction form
    51,843.15/77,745.29 = 22,245.75/x
  3. Step 3: Cross multiply
    51,843.15x = 77,745.29 × 22,245.75
  4. Step 4: Simplify right side
    51,843.15x = 1,729,502,173.79
  5. Step 5: Solve for x
    x = 1,729,502,173.79/51,843.15
  6. Step 6: Final answer
    x = 33,360.28

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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.