Home / 57,180.33-78,899.67-35,944.56

Finding the Fourth Proportional to 57,180.33, 78,899.67 and 35,944.56

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Solution

The fourth proportional to 57,180.33, 78,899.67 and 35,944.56 is: 49,597.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,180.33 : 78,899.67 = 35,944.56 : x
  2. Step 2: Convert to fraction form
    57,180.33/78,899.67 = 35,944.56/x
  3. Step 3: Cross multiply
    57,180.33x = 78,899.67 × 35,944.56
  4. Step 4: Simplify right side
    57,180.33x = 2,836,013,922.30
  5. Step 5: Solve for x
    x = 2,836,013,922.30/57,180.33
  6. Step 6: Final answer
    x = 49,597.72

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1.5x scale

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.