Home / 211,480.44-317,120.22-122,761.16

Finding the Fourth Proportional to 211,480.44, 317,120.22 and 122,761.16

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Solution

The fourth proportional to 211,480.44, 317,120.22 and 122,761.16 is: 184,083.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,480.44 : 317,120.22 = 122,761.16 : x
  2. Step 2: Convert to fraction form
    211,480.44/317,120.22 = 122,761.16/x
  3. Step 3: Cross multiply
    211,480.44x = 317,120.22 × 122,761.16
  4. Step 4: Simplify right side
    211,480.44x = 38,930,046,066.66
  5. Step 5: Solve for x
    x = 38,930,046,066.66/211,480.44
  6. Step 6: Final answer
    x = 184,083.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.