Finding the Fourth Proportional to 179.67, 269.49 and 93
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Solution
The fourth proportional to 179.67, 269.49 and 93 is: 139.49
Step by Step Solution
- Step 1: Write the proportion equation
179.67 : 269.49 = 93 : x - Step 2: Convert to fraction form
179.67/269.49 = 93/x - Step 3: Cross multiply
179.67x = 269.49 × 93 - Step 4: Simplify right side
179.67x = 25,062.57 - Step 5: Solve for x
x = 25,062.57/179.67 - Step 6: Final answer
x = 139.49
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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.