Home / 57,057.46-85,168.14-50,324.02

Finding the Fourth Proportional to 57,057.46, 85,168.14 and 50,324.02

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Solution

The fourth proportional to 57,057.46, 85,168.14 and 50,324.02 is: 75,117.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,057.46 : 85,168.14 = 50,324.02 : x
  2. Step 2: Convert to fraction form
    57,057.46/85,168.14 = 50,324.02/x
  3. Step 3: Cross multiply
    57,057.46x = 85,168.14 × 50,324.02
  4. Step 4: Simplify right side
    57,057.46x = 4,286,003,180.72
  5. Step 5: Solve for x
    x = 4,286,003,180.72/57,057.46
  6. Step 6: Final answer
    x = 75,117.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.