Finding the Fourth Proportional to 168.12, 250.02 and 162.72
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Solution
The fourth proportional to 168.12, 250.02 and 162.72 is: 241.99
Step by Step Solution
- Step 1: Write the proportion equation
168.12 : 250.02 = 162.72 : x - Step 2: Convert to fraction form
168.12/250.02 = 162.72/x - Step 3: Cross multiply
168.12x = 250.02 × 162.72 - Step 4: Simplify right side
168.12x = 40,683.25 - Step 5: Solve for x
x = 40,683.25/168.12 - Step 6: Final answer
x = 241.99
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.