Home / 57,213.16-85,819.73-22,152.81

Finding the Fourth Proportional to 57,213.16, 85,819.73 and 22,152.81

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Solution

The fourth proportional to 57,213.16, 85,819.73 and 22,152.81 is: 33,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,213.16 : 85,819.73 = 22,152.81 : x
  2. Step 2: Convert to fraction form
    57,213.16/85,819.73 = 22,152.81/x
  3. Step 3: Cross multiply
    57,213.16x = 85,819.73 × 22,152.81
  4. Step 4: Simplify right side
    57,213.16x = 1,901,148,172.94
  5. Step 5: Solve for x
    x = 1,901,148,172.94/57,213.16
  6. Step 6: Final answer
    x = 33,229.21

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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.