Finding the Fourth Proportional to 60.92, 83.34 and 60.66
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Solution
The fourth proportional to 60.92, 83.34 and 60.66 is: 82.99
Step by Step Solution
- Step 1: Write the proportion equation
60.92 : 83.34 = 60.66 : x - Step 2: Convert to fraction form
60.92/83.34 = 60.66/x - Step 3: Cross multiply
60.92x = 83.34 × 60.66 - Step 4: Simplify right side
60.92x = 5,055.40 - Step 5: Solve for x
x = 5,055.40/60.92 - Step 6: Final answer
x = 82.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.