Home / 57,083.52-78,775.48-31,933.04

Finding the Fourth Proportional to 57,083.52, 78,775.48 and 31,933.04

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Solution

The fourth proportional to 57,083.52, 78,775.48 and 31,933.04 is: 44,067.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,083.52 : 78,775.48 = 31,933.04 : x
  2. Step 2: Convert to fraction form
    57,083.52/78,775.48 = 31,933.04/x
  3. Step 3: Cross multiply
    57,083.52x = 78,775.48 × 31,933.04
  4. Step 4: Simplify right side
    57,083.52x = 2,515,540,553.86
  5. Step 5: Solve for x
    x = 2,515,540,553.86/57,083.52
  6. Step 6: Final answer
    x = 44,067.72

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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.