Home / 51,082.20-76,622.94-30,242.52

Finding the Fourth Proportional to 51,082.20, 76,622.94 and 30,242.52

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Solution

The fourth proportional to 51,082.20, 76,622.94 and 30,242.52 is: 45,363.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,082.20 : 76,622.94 = 30,242.52 : x
  2. Step 2: Convert to fraction form
    51,082.20/76,622.94 = 30,242.52/x
  3. Step 3: Cross multiply
    51,082.20x = 76,622.94 × 30,242.52
  4. Step 4: Simplify right side
    51,082.20x = 2,317,270,795.41
  5. Step 5: Solve for x
    x = 2,317,270,795.41/51,082.20
  6. Step 6: Final answer
    x = 45,363.57

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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.