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Finding the Fourth Proportional to 80,755.86, 111,441.98 and 44,945.89

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Solution

The fourth proportional to 80,755.86, 111,441.98 and 44,945.89 is: 62,024.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,755.86 : 111,441.98 = 44,945.89 : x
  2. Step 2: Convert to fraction form
    80,755.86/111,441.98 = 44,945.89/x
  3. Step 3: Cross multiply
    80,755.86x = 111,441.98 × 44,945.89
  4. Step 4: Simplify right side
    80,755.86x = 5,008,858,555.40
  5. Step 5: Solve for x
    x = 5,008,858,555.40/80,755.86
  6. Step 6: Final answer
    x = 62,024.71

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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.