Finding the Fourth Proportional to 174.68, 261.09 and 170.58
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Solution
The fourth proportional to 174.68, 261.09 and 170.58 is: 254.96
Step by Step Solution
- Step 1: Write the proportion equation
174.68 : 261.09 = 170.58 : x - Step 2: Convert to fraction form
174.68/261.09 = 170.58/x - Step 3: Cross multiply
174.68x = 261.09 × 170.58 - Step 4: Simplify right side
174.68x = 44,536.73 - Step 5: Solve for x
x = 44,536.73/174.68 - Step 6: Final answer
x = 254.96
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.