Home / 56,821.46-85,202.14-25,217.78

Finding the Fourth Proportional to 56,821.46, 85,202.14 and 25,217.78

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Solution

The fourth proportional to 56,821.46, 85,202.14 and 25,217.78 is: 37,813.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,821.46 : 85,202.14 = 25,217.78 : x
  2. Step 2: Convert to fraction form
    56,821.46/85,202.14 = 25,217.78/x
  3. Step 3: Cross multiply
    56,821.46x = 85,202.14 × 25,217.78
  4. Step 4: Simplify right side
    56,821.46x = 2,148,608,822.05
  5. Step 5: Solve for x
    x = 2,148,608,822.05/56,821.46
  6. Step 6: Final answer
    x = 37,813.33

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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.