Home / 80,131.36-110,582.24-44,320.44

Finding the Fourth Proportional to 80,131.36, 110,582.24 and 44,320.44

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Solution

The fourth proportional to 80,131.36, 110,582.24 and 44,320.44 is: 61,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,131.36 : 110,582.24 = 44,320.44 : x
  2. Step 2: Convert to fraction form
    80,131.36/110,582.24 = 44,320.44/x
  3. Step 3: Cross multiply
    80,131.36x = 110,582.24 × 44,320.44
  4. Step 4: Simplify right side
    80,131.36x = 4,901,053,532.99
  5. Step 5: Solve for x
    x = 4,901,053,532.99/80,131.36
  6. Step 6: Final answer
    x = 61,162.74

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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.