Home / 80,400.24-110,939.04-44,584.56

Finding the Fourth Proportional to 80,400.24, 110,939.04 and 44,584.56

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Solution

The fourth proportional to 80,400.24, 110,939.04 and 44,584.56 is: 61,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,400.24 : 110,939.04 = 44,584.56 : x
  2. Step 2: Convert to fraction form
    80,400.24/110,939.04 = 44,584.56/x
  3. Step 3: Cross multiply
    80,400.24x = 110,939.04 × 44,584.56
  4. Step 4: Simplify right side
    80,400.24x = 4,946,168,285.22
  5. Step 5: Solve for x
    x = 4,946,168,285.22/80,400.24
  6. Step 6: Final answer
    x = 61,519.32

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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.