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Finding the Fourth Proportional to 80,245.54, 110,738.07 and 46,241.53

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Solution

The fourth proportional to 80,245.54, 110,738.07 and 46,241.53 is: 63,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,245.54 : 110,738.07 = 46,241.53 : x
  2. Step 2: Convert to fraction form
    80,245.54/110,738.07 = 46,241.53/x
  3. Step 3: Cross multiply
    80,245.54x = 110,738.07 × 46,241.53
  4. Step 4: Simplify right side
    80,245.54x = 5,120,697,786.05
  5. Step 5: Solve for x
    x = 5,120,697,786.05/80,245.54
  6. Step 6: Final answer
    x = 63,812.86

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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.