Home / 80,649.42-111,298.77-44,840.94

Finding the Fourth Proportional to 80,649.42, 111,298.77 and 44,840.94

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Solution

The fourth proportional to 80,649.42, 111,298.77 and 44,840.94 is: 61,881.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,649.42 : 111,298.77 = 44,840.94 : x
  2. Step 2: Convert to fraction form
    80,649.42/111,298.77 = 44,840.94/x
  3. Step 3: Cross multiply
    80,649.42x = 111,298.77 × 44,840.94
  4. Step 4: Simplify right side
    80,649.42x = 4,990,741,467.64
  5. Step 5: Solve for x
    x = 4,990,741,467.64/80,649.42
  6. Step 6: Final answer
    x = 61,881.93

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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.