Home / 49,370.40-73,839.60-44,143.20

Finding the Fourth Proportional to 49,370.40, 73,839.60 and 44,143.20

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Solution

The fourth proportional to 49,370.40, 73,839.60 and 44,143.20 is: 66,021.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,370.40 : 73,839.60 = 44,143.20 : x
  2. Step 2: Convert to fraction form
    49,370.40/73,839.60 = 44,143.20/x
  3. Step 3: Cross multiply
    49,370.40x = 73,839.60 × 44,143.20
  4. Step 4: Simplify right side
    49,370.40x = 3,259,516,230.72
  5. Step 5: Solve for x
    x = 3,259,516,230.72/49,370.40
  6. Step 6: Final answer
    x = 66,021.67

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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.