Finding the Fourth Proportional to 203.24, 304.86 and 122.01
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Solution
The fourth proportional to 203.24, 304.86 and 122.01 is: 183.02
Step by Step Solution
- Step 1: Write the proportion equation
203.24 : 304.86 = 122.01 : x - Step 2: Convert to fraction form
203.24/304.86 = 122.01/x - Step 3: Cross multiply
203.24x = 304.86 × 122.01 - Step 4: Simplify right side
203.24x = 37,195.97 - Step 5: Solve for x
x = 37,195.97/203.24 - Step 6: Final answer
x = 183.02
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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.