Finding the Fourth Proportional to 71.05, 98.00 and 44.82
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Solution
The fourth proportional to 71.05, 98.00 and 44.82 is: 61.82
Step by Step Solution
- Step 1: Write the proportion equation
71.05 : 98.00 = 44.82 : x - Step 2: Convert to fraction form
71.05/98.00 = 44.82/x - Step 3: Cross multiply
71.05x = 98.00 × 44.82 - Step 4: Simplify right side
71.05x = 4,392.14 - Step 5: Solve for x
x = 4,392.14/71.05 - Step 6: Final answer
x = 61.82
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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.