Finding the Fourth Proportional to 163.01, 224.99 and 93.08
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Solution
The fourth proportional to 163.01, 224.99 and 93.08 is: 128.47
Step by Step Solution
- Step 1: Write the proportion equation
163.01 : 224.99 = 93.08 : x - Step 2: Convert to fraction form
163.01/224.99 = 93.08/x - Step 3: Cross multiply
163.01x = 224.99 × 93.08 - Step 4: Simplify right side
163.01x = 20,942.63 - Step 5: Solve for x
x = 20,942.63/163.01 - Step 6: Final answer
x = 128.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.