Finding the Fourth Proportional to 76.06, 104.97 and 44.99
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Solution
The fourth proportional to 76.06, 104.97 and 44.99 is: 62.09
Step by Step Solution
- Step 1: Write the proportion equation
76.06 : 104.97 = 44.99 : x - Step 2: Convert to fraction form
76.06/104.97 = 44.99/x - Step 3: Cross multiply
76.06x = 104.97 × 44.99 - Step 4: Simplify right side
76.06x = 4,722.60 - Step 5: Solve for x
x = 4,722.60/76.06 - Step 6: Final answer
x = 62.09
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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.