Finding the Fourth Proportional to 184.25, 254.13 and 130.99
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Solution
The fourth proportional to 184.25, 254.13 and 130.99 is: 180.67
Step by Step Solution
- Step 1: Write the proportion equation
184.25 : 254.13 = 130.99 : x - Step 2: Convert to fraction form
184.25/254.13 = 130.99/x - Step 3: Cross multiply
184.25x = 254.13 × 130.99 - Step 4: Simplify right side
184.25x = 33,288.49 - Step 5: Solve for x
x = 33,288.49/184.25 - Step 6: Final answer
x = 180.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.