Finding the Fourth Proportional to 163.99, 246.09 and 127.99
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Solution
The fourth proportional to 163.99, 246.09 and 127.99 is: 192.07
Step by Step Solution
- Step 1: Write the proportion equation
163.99 : 246.09 = 127.99 : x - Step 2: Convert to fraction form
163.99/246.09 = 127.99/x - Step 3: Cross multiply
163.99x = 246.09 × 127.99 - Step 4: Simplify right side
163.99x = 31,497.06 - Step 5: Solve for x
x = 31,497.06/163.99 - Step 6: Final answer
x = 192.07
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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.