Home / 80,819.70-111,523.62-46,829.49

Finding the Fourth Proportional to 80,819.70, 111,523.62 and 46,829.49

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Solution

The fourth proportional to 80,819.70, 111,523.62 and 46,829.49 is: 64,620.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,819.70 : 111,523.62 = 46,829.49 : x
  2. Step 2: Convert to fraction form
    80,819.70/111,523.62 = 46,829.49/x
  3. Step 3: Cross multiply
    80,819.70x = 111,523.62 × 46,829.49
  4. Step 4: Simplify right side
    80,819.70x = 5,222,594,247.55
  5. Step 5: Solve for x
    x = 5,222,594,247.55/80,819.70
  6. Step 6: Final answer
    x = 64,620.31

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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.