Finding the Fourth Proportional to 184.68, 277.07 and 81.99
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Solution
The fourth proportional to 184.68, 277.07 and 81.99 is: 123.01
Step by Step Solution
- Step 1: Write the proportion equation
184.68 : 277.07 = 81.99 : x - Step 2: Convert to fraction form
184.68/277.07 = 81.99/x - Step 3: Cross multiply
184.68x = 277.07 × 81.99 - Step 4: Simplify right side
184.68x = 22,716.97 - Step 5: Solve for x
x = 22,716.97/184.68 - Step 6: Final answer
x = 123.01
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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.