Home / 57,179.73-85,734.86-25,583.90

Finding the Fourth Proportional to 57,179.73, 85,734.86 and 25,583.90

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Solution

The fourth proportional to 57,179.73, 85,734.86 and 25,583.90 is: 38,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,179.73 : 85,734.86 = 25,583.90 : x
  2. Step 2: Convert to fraction form
    57,179.73/85,734.86 = 25,583.90/x
  3. Step 3: Cross multiply
    57,179.73x = 85,734.86 × 25,583.90
  4. Step 4: Simplify right side
    57,179.73x = 2,193,432,363.05
  5. Step 5: Solve for x
    x = 2,193,432,363.05/57,179.73
  6. Step 6: Final answer
    x = 38,360.31

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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.