Home / 57,272.22-79,035.39-32,121.72

Finding the Fourth Proportional to 57,272.22, 79,035.39 and 32,121.72

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Solution

The fourth proportional to 57,272.22, 79,035.39 and 32,121.72 is: 44,327.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,272.22 : 79,035.39 = 32,121.72 : x
  2. Step 2: Convert to fraction form
    57,272.22/79,035.39 = 32,121.72/x
  3. Step 3: Cross multiply
    57,272.22x = 79,035.39 × 32,121.72
  4. Step 4: Simplify right side
    57,272.22x = 2,538,752,667.67
  5. Step 5: Solve for x
    x = 2,538,752,667.67/57,272.22
  6. Step 6: Final answer
    x = 44,327.82

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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.