Finding the Fourth Proportional to 97.29, 135.18 and 95.99
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Solution
The fourth proportional to 97.29, 135.18 and 95.99 is: 133.37
Step by Step Solution
- Step 1: Write the proportion equation
97.29 : 135.18 = 95.99 : x - Step 2: Convert to fraction form
97.29/135.18 = 95.99/x - Step 3: Cross multiply
97.29x = 135.18 × 95.99 - Step 4: Simplify right side
97.29x = 12,975.25 - Step 5: Solve for x
x = 12,975.25/97.29 - Step 6: Final answer
x = 133.37
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.