Finding the Fourth Proportional to 163.93, 246 and 109.15
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Solution
The fourth proportional to 163.93, 246 and 109.15 is: 163.79
Step by Step Solution
- Step 1: Write the proportion equation
163.93 : 246 = 109.15 : x - Step 2: Convert to fraction form
163.93/246 = 109.15/x - Step 3: Cross multiply
163.93x = 246 × 109.15 - Step 4: Simplify right side
163.93x = 26,849.67 - Step 5: Solve for x
x = 26,849.67/163.93 - Step 6: Final answer
x = 163.79
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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.