Finding the Fourth Proportional to 116.24, 174.33 and 80.06
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Solution
The fourth proportional to 116.24, 174.33 and 80.06 is: 120.07
Step by Step Solution
- Step 1: Write the proportion equation
116.24 : 174.33 = 80.06 : x - Step 2: Convert to fraction form
116.24/174.33 = 80.06/x - Step 3: Cross multiply
116.24x = 174.33 × 80.06 - Step 4: Simplify right side
116.24x = 13,957.30 - Step 5: Solve for x
x = 13,957.30/116.24 - Step 6: Final answer
x = 120.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.