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Finding the Fourth Proportional to 65,452.44, 90,324.94 and 36,772.67

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Solution

The fourth proportional to 65,452.44, 90,324.94 and 36,772.67 is: 50,746.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,452.44 : 90,324.94 = 36,772.67 : x
  2. Step 2: Convert to fraction form
    65,452.44/90,324.94 = 36,772.67/x
  3. Step 3: Cross multiply
    65,452.44x = 90,324.94 × 36,772.67
  4. Step 4: Simplify right side
    65,452.44x = 3,321,489,211.39
  5. Step 5: Solve for x
    x = 3,321,489,211.39/65,452.44
  6. Step 6: Final answer
    x = 50,746.61

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1.5x scale

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.