Home / 299,102.22-448,738.11-121,736.52

Finding the Fourth Proportional to 299,102.22, 448,738.11 and 121,736.52

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Solution

The fourth proportional to 299,102.22, 448,738.11 and 121,736.52 is: 182,639.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,102.22 : 448,738.11 = 121,736.52 : x
  2. Step 2: Convert to fraction form
    299,102.22/448,738.11 = 121,736.52/x
  3. Step 3: Cross multiply
    299,102.22x = 448,738.11 × 121,736.52
  4. Step 4: Simplify right side
    299,102.22x = 54,627,815,902.78
  5. Step 5: Solve for x
    x = 54,627,815,902.78/299,102.22
  6. Step 6: Final answer
    x = 182,639.29

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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.