Home / 80,119.45-110,552.56-46,121.37

Finding the Fourth Proportional to 80,119.45, 110,552.56 and 46,121.37

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Solution

The fourth proportional to 80,119.45, 110,552.56 and 46,121.37 is: 63,640.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,119.45 : 110,552.56 = 46,121.37 : x
  2. Step 2: Convert to fraction form
    80,119.45/110,552.56 = 46,121.37/x
  3. Step 3: Cross multiply
    80,119.45x = 110,552.56 × 46,121.37
  4. Step 4: Simplify right side
    80,119.45x = 5,098,835,524.21
  5. Step 5: Solve for x
    x = 5,098,835,524.21/80,119.45
  6. Step 6: Final answer
    x = 63,640.42

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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.