Home / 80,546.49-111,151.07-44,738.79

Finding the Fourth Proportional to 80,546.49, 111,151.07 and 44,738.79

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Solution

The fourth proportional to 80,546.49, 111,151.07 and 44,738.79 is: 61,737.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,546.49 : 111,151.07 = 44,738.79 : x
  2. Step 2: Convert to fraction form
    80,546.49/111,151.07 = 44,738.79/x
  3. Step 3: Cross multiply
    80,546.49x = 111,151.07 × 44,738.79
  4. Step 4: Simplify right side
    80,546.49x = 4,972,763,599.56
  5. Step 5: Solve for x
    x = 4,972,763,599.56/80,546.49
  6. Step 6: Final answer
    x = 61,737.81

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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.