Home / 57,276.29-85,922.25-33,271.88

Finding the Fourth Proportional to 57,276.29, 85,922.25 and 33,271.88

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Solution

The fourth proportional to 57,276.29, 85,922.25 and 33,271.88 is: 49,912.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,276.29 : 85,922.25 = 33,271.88 : x
  2. Step 2: Convert to fraction form
    57,276.29/85,922.25 = 33,271.88/x
  3. Step 3: Cross multiply
    57,276.29x = 85,922.25 × 33,271.88
  4. Step 4: Simplify right side
    57,276.29x = 2,858,794,486.49
  5. Step 5: Solve for x
    x = 2,858,794,486.49/57,276.29
  6. Step 6: Final answer
    x = 49,912.35

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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.