Home / 57,286.83-79,054.86-32,135.79

Finding the Fourth Proportional to 57,286.83, 79,054.86 and 32,135.79

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Solution

The fourth proportional to 57,286.83, 79,054.86 and 32,135.79 is: 44,346.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,286.83 : 79,054.86 = 32,135.79 : x
  2. Step 2: Convert to fraction form
    57,286.83/79,054.86 = 32,135.79/x
  3. Step 3: Cross multiply
    57,286.83x = 79,054.86 × 32,135.79
  4. Step 4: Simplify right side
    57,286.83x = 2,540,490,379.44
  5. Step 5: Solve for x
    x = 2,540,490,379.44/57,286.83
  6. Step 6: Final answer
    x = 44,346.85

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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.