Home / 80,525.33-111,131.96-44,722.32

Finding the Fourth Proportional to 80,525.33, 111,131.96 and 44,722.32

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Solution

The fourth proportional to 80,525.33, 111,131.96 and 44,722.32 is: 61,720.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,525.33 : 111,131.96 = 44,722.32 : x
  2. Step 2: Convert to fraction form
    80,525.33/111,131.96 = 44,722.32/x
  3. Step 3: Cross multiply
    80,525.33x = 111,131.96 × 44,722.32
  4. Step 4: Simplify right side
    80,525.33x = 4,970,079,077.35
  5. Step 5: Solve for x
    x = 4,970,079,077.35/80,525.33
  6. Step 6: Final answer
    x = 61,720.69

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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.