Finding the Fourth Proportional to 184.80, 254.99 and 107.18
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Solution
The fourth proportional to 184.80, 254.99 and 107.18 is: 147.88
Step by Step Solution
- Step 1: Write the proportion equation
184.80 : 254.99 = 107.18 : x - Step 2: Convert to fraction form
184.80/254.99 = 107.18/x - Step 3: Cross multiply
184.80x = 254.99 × 107.18 - Step 4: Simplify right side
184.80x = 27,328.02 - Step 5: Solve for x
x = 27,328.02/184.80 - Step 6: Final answer
x = 147.88
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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.