Home / 80,230.37-110,768.31-51,562.85

Finding the Fourth Proportional to 80,230.37, 110,768.31 and 51,562.85

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Solution

The fourth proportional to 80,230.37, 110,768.31 and 51,562.85 is: 71,189.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,230.37 : 110,768.31 = 51,562.85 : x
  2. Step 2: Convert to fraction form
    80,230.37/110,768.31 = 51,562.85/x
  3. Step 3: Cross multiply
    80,230.37x = 110,768.31 × 51,562.85
  4. Step 4: Simplify right side
    80,230.37x = 5,711,529,199.44
  5. Step 5: Solve for x
    x = 5,711,529,199.44/80,230.37
  6. Step 6: Final answer
    x = 71,189.12

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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.