Home / 57,212.86-78,949.44-32,057.50

Finding the Fourth Proportional to 57,212.86, 78,949.44 and 32,057.50

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Solution

The fourth proportional to 57,212.86, 78,949.44 and 32,057.50 is: 44,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,212.86 : 78,949.44 = 32,057.50 : x
  2. Step 2: Convert to fraction form
    57,212.86/78,949.44 = 32,057.50/x
  3. Step 3: Cross multiply
    57,212.86x = 78,949.44 × 32,057.50
  4. Step 4: Simplify right side
    57,212.86x = 2,530,921,672.80
  5. Step 5: Solve for x
    x = 2,530,921,672.80/57,212.86
  6. Step 6: Final answer
    x = 44,236.94

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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.