Home / 51,902.82-71,626.05-30,103.32

Finding the Fourth Proportional to 51,902.82, 71,626.05 and 30,103.32

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Solution

The fourth proportional to 51,902.82, 71,626.05 and 30,103.32 is: 41,542.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,902.82 : 71,626.05 = 30,103.32 : x
  2. Step 2: Convert to fraction form
    51,902.82/71,626.05 = 30,103.32/x
  3. Step 3: Cross multiply
    51,902.82x = 71,626.05 × 30,103.32
  4. Step 4: Simplify right side
    51,902.82x = 2,156,181,903.49
  5. Step 5: Solve for x
    x = 2,156,181,903.49/51,902.82
  6. Step 6: Final answer
    x = 41,542.67

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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.