Finding the Fourth Proportional to 163.02, 225 and 97.53
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Solution
The fourth proportional to 163.02, 225 and 97.53 is: 134.61
Step by Step Solution
- Step 1: Write the proportion equation
163.02 : 225 = 97.53 : x - Step 2: Convert to fraction form
163.02/225 = 97.53/x - Step 3: Cross multiply
163.02x = 225 × 97.53 - Step 4: Simplify right side
163.02x = 21,944.25 - Step 5: Solve for x
x = 21,944.25/163.02 - Step 6: Final answer
x = 134.61
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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.