Finding the Fourth Proportional to 222,684.59, 307,324.17 and 122,102.03
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Solution
The fourth proportional to 222,684.59, 307,324.17 and 122,102.03 is: 168,511.46
Step by Step Solution
- Step 1: Write the proportion equation
222,684.59 : 307,324.17 = 122,102.03 : x - Step 2: Convert to fraction form
222,684.59/307,324.17 = 122,102.03/x - Step 3: Cross multiply
222,684.59x = 307,324.17 × 122,102.03 - Step 4: Simplify right side
222,684.59x = 37,524,903,488.44 - Step 5: Solve for x
x = 37,524,903,488.44/222,684.59 - Step 6: Final answer
x = 168,511.46
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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.