Home / 80,247.12-110,739.67-44,436.37

Finding the Fourth Proportional to 80,247.12, 110,739.67 and 44,436.37

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Solution

The fourth proportional to 80,247.12, 110,739.67 and 44,436.37 is: 61,321.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,247.12 : 110,739.67 = 44,436.37 : x
  2. Step 2: Convert to fraction form
    80,247.12/110,739.67 = 44,436.37/x
  3. Step 3: Cross multiply
    80,247.12x = 110,739.67 × 44,436.37
  4. Step 4: Simplify right side
    80,247.12x = 4,920,868,949.80
  5. Step 5: Solve for x
    x = 4,920,868,949.80/80,247.12
  6. Step 6: Final answer
    x = 61,321.44

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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.