Finding the Fourth Proportional to 195.31, 269.27 and 161.99
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Solution
The fourth proportional to 195.31, 269.27 and 161.99 is: 223.33
Step by Step Solution
- Step 1: Write the proportion equation
195.31 : 269.27 = 161.99 : x - Step 2: Convert to fraction form
195.31/269.27 = 161.99/x - Step 3: Cross multiply
195.31x = 269.27 × 161.99 - Step 4: Simplify right side
195.31x = 43,618.24 - Step 5: Solve for x
x = 43,618.24/195.31 - Step 6: Final answer
x = 223.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.