Home / 121,028.20-181,613.34-50,902.12

Finding the Fourth Proportional to 121,028.20, 181,613.34 and 50,902.12

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Solution

The fourth proportional to 121,028.20, 181,613.34 and 50,902.12 is: 76,383.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,028.20 : 181,613.34 = 50,902.12 : x
  2. Step 2: Convert to fraction form
    121,028.20/181,613.34 = 50,902.12/x
  3. Step 3: Cross multiply
    121,028.20x = 181,613.34 × 50,902.12
  4. Step 4: Simplify right side
    121,028.20x = 9,244,504,026.28
  5. Step 5: Solve for x
    x = 9,244,504,026.28/121,028.20
  6. Step 6: Final answer
    x = 76,383.06

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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.