Home / 80,289.20-110,805.90-44,490.44

Finding the Fourth Proportional to 80,289.20, 110,805.90 and 44,490.44

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Solution

The fourth proportional to 80,289.20, 110,805.90 and 44,490.44 is: 61,400.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,289.20 : 110,805.90 = 44,490.44 : x
  2. Step 2: Convert to fraction form
    80,289.20/110,805.90 = 44,490.44/x
  3. Step 3: Cross multiply
    80,289.20x = 110,805.90 × 44,490.44
  4. Step 4: Simplify right side
    80,289.20x = 4,929,803,245.60
  5. Step 5: Solve for x
    x = 4,929,803,245.60/80,289.20
  6. Step 6: Final answer
    x = 61,400.58

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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.