Finding the Fourth Proportional to 115.41, 173.23 and 93.99
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Solution
The fourth proportional to 115.41, 173.23 and 93.99 is: 141.07
Step by Step Solution
- Step 1: Write the proportion equation
115.41 : 173.23 = 93.99 : x - Step 2: Convert to fraction form
115.41/173.23 = 93.99/x - Step 3: Cross multiply
115.41x = 173.23 × 93.99 - Step 4: Simplify right side
115.41x = 16,281.42 - Step 5: Solve for x
x = 16,281.42/115.41 - Step 6: Final answer
x = 141.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.