Finding the Third Proportional to 42.94 and 99
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Solution
The third proportional to 42.94 and 99 is: 228.26
Step by Step Solution
- Step 1: Write the proportion equation
42.94 : 99 = 99 : x - Step 2: Convert to fraction form
42.94/99 = 99/x - Step 3: Cross multiply
42.94x = 99 × 99 - Step 4: Simplify right side
42.94x = 9,801 - Step 5: Solve for x
x = 9,801/42.94 - Step 6: Final answer
x = 228.26
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Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.