Finding the Fourth Proportional to 202.23, 301.19 and 201.07
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Solution
The fourth proportional to 202.23, 301.19 and 201.07 is: 299.45
Step by Step Solution
- Step 1: Write the proportion equation
202.23 : 301.19 = 201.07 : x - Step 2: Convert to fraction form
202.23/301.19 = 201.07/x - Step 3: Cross multiply
202.23x = 301.19 × 201.07 - Step 4: Simplify right side
202.23x = 60,557.95 - Step 5: Solve for x
x = 60,557.95/202.23 - Step 6: Final answer
x = 299.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.