Home / 88,982.43-122,783.90-51,249.39

Finding the Fourth Proportional to 88,982.43, 122,783.90 and 51,249.39

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Solution

The fourth proportional to 88,982.43, 122,783.90 and 51,249.39 is: 70,717.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,982.43 : 122,783.90 = 51,249.39 : x
  2. Step 2: Convert to fraction form
    88,982.43/122,783.90 = 51,249.39/x
  3. Step 3: Cross multiply
    88,982.43x = 122,783.90 × 51,249.39
  4. Step 4: Simplify right side
    88,982.43x = 6,292,599,720.57
  5. Step 5: Solve for x
    x = 6,292,599,720.57/88,982.43
  6. Step 6: Final answer
    x = 70,717.33

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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.