Finding the Fourth Proportional to 163.71, 244.98 and 118.08
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Solution
The fourth proportional to 163.71, 244.98 and 118.08 is: 176.70
Step by Step Solution
- Step 1: Write the proportion equation
163.71 : 244.98 = 118.08 : x - Step 2: Convert to fraction form
163.71/244.98 = 118.08/x - Step 3: Cross multiply
163.71x = 244.98 × 118.08 - Step 4: Simplify right side
163.71x = 28,927.24 - Step 5: Solve for x
x = 28,927.24/163.71 - Step 6: Final answer
x = 176.70
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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.