Finding the Fourth Proportional to 132.67, 182.94 and 104.99
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Solution
The fourth proportional to 132.67, 182.94 and 104.99 is: 144.78
Step by Step Solution
- Step 1: Write the proportion equation
132.67 : 182.94 = 104.99 : x - Step 2: Convert to fraction form
132.67/182.94 = 104.99/x - Step 3: Cross multiply
132.67x = 182.94 × 104.99 - Step 4: Simplify right side
132.67x = 19,206.87 - Step 5: Solve for x
x = 19,206.87/132.67 - Step 6: Final answer
x = 144.78
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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.