Finding the Fourth Proportional to 163, 224.96 and 94
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Solution
The fourth proportional to 163, 224.96 and 94 is: 129.73
Step by Step Solution
- Step 1: Write the proportion equation
163 : 224.96 = 94 : x - Step 2: Convert to fraction form
163/224.96 = 94/x - Step 3: Cross multiply
163x = 224.96 × 94 - Step 4: Simplify right side
163x = 21,146.24 - Step 5: Solve for x
x = 21,146.24/163 - Step 6: Final answer
x = 129.73
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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.