Home / 57,293.52-85,998.56-40,672.32

Finding the Fourth Proportional to 57,293.52, 85,998.56 and 40,672.32

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Solution

The fourth proportional to 57,293.52, 85,998.56 and 40,672.32 is: 61,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,293.52 : 85,998.56 = 40,672.32 : x
  2. Step 2: Convert to fraction form
    57,293.52/85,998.56 = 40,672.32/x
  3. Step 3: Cross multiply
    57,293.52x = 85,998.56 × 40,672.32
  4. Step 4: Simplify right side
    57,293.52x = 3,497,760,951.86
  5. Step 5: Solve for x
    x = 3,497,760,951.86/57,293.52
  6. Step 6: Final answer
    x = 61,049.85

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1.5x scale

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.