Home / 299,104.22-448,741.12-121,738.52

Finding the Fourth Proportional to 299,104.22, 448,741.12 and 121,738.52

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Solution

The fourth proportional to 299,104.22, 448,741.12 and 121,738.52 is: 182,642.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,104.22 : 448,741.12 = 121,738.52 : x
  2. Step 2: Convert to fraction form
    299,104.22/448,741.12 = 121,738.52/x
  3. Step 3: Cross multiply
    299,104.22x = 448,741.12 × 121,738.52
  4. Step 4: Simplify right side
    299,104.22x = 54,629,079,811.94
  5. Step 5: Solve for x
    x = 54,629,079,811.94/299,104.22
  6. Step 6: Final answer
    x = 182,642.29

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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.