Home / 215,052.54-322,513.20-57,260.49

Finding the Fourth Proportional to 215,052.54, 322,513.20 and 57,260.49

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Solution

The fourth proportional to 215,052.54, 322,513.20 and 57,260.49 is: 85,873.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,052.54 : 322,513.20 = 57,260.49 : x
  2. Step 2: Convert to fraction form
    215,052.54/322,513.20 = 57,260.49/x
  3. Step 3: Cross multiply
    215,052.54x = 322,513.20 × 57,260.49
  4. Step 4: Simplify right side
    215,052.54x = 18,467,263,863.47
  5. Step 5: Solve for x
    x = 18,467,263,863.47/215,052.54
  6. Step 6: Final answer
    x = 85,873.27

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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.