Home / 80,605.20-111,242.16-44,794.56

Finding the Fourth Proportional to 80,605.20, 111,242.16 and 44,794.56

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Solution

The fourth proportional to 80,605.20, 111,242.16 and 44,794.56 is: 61,820.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,605.20 : 111,242.16 = 44,794.56 : x
  2. Step 2: Convert to fraction form
    80,605.20/111,242.16 = 44,794.56/x
  3. Step 3: Cross multiply
    80,605.20x = 111,242.16 × 44,794.56
  4. Step 4: Simplify right side
    80,605.20x = 4,983,043,610.65
  5. Step 5: Solve for x
    x = 4,983,043,610.65/80,605.20
  6. Step 6: Final answer
    x = 61,820.37

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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.