Finding the Fourth Proportional to 97.23, 133.44 and 94.53
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Solution
The fourth proportional to 97.23, 133.44 and 94.53 is: 129.73
Step by Step Solution
- Step 1: Write the proportion equation
97.23 : 133.44 = 94.53 : x - Step 2: Convert to fraction form
97.23/133.44 = 94.53/x - Step 3: Cross multiply
97.23x = 133.44 × 94.53 - Step 4: Simplify right side
97.23x = 12,614.08 - Step 5: Solve for x
x = 12,614.08/97.23 - Step 6: Final answer
x = 129.73
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.