Finding the Fourth Proportional to 184.70, 254.94 and 110.99
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Solution
The fourth proportional to 184.70, 254.94 and 110.99 is: 153.20
Step by Step Solution
- Step 1: Write the proportion equation
184.70 : 254.94 = 110.99 : x - Step 2: Convert to fraction form
184.70/254.94 = 110.99/x - Step 3: Cross multiply
184.70x = 254.94 × 110.99 - Step 4: Simplify right side
184.70x = 28,295.79 - Step 5: Solve for x
x = 28,295.79/184.70 - Step 6: Final answer
x = 153.20
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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.