Finding the Fourth Proportional to 342.08, 513.19 and 110.97
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Solution
The fourth proportional to 342.08, 513.19 and 110.97 is: 166.47
Step by Step Solution
- Step 1: Write the proportion equation
342.08 : 513.19 = 110.97 : x - Step 2: Convert to fraction form
342.08/513.19 = 110.97/x - Step 3: Cross multiply
342.08x = 513.19 × 110.97 - Step 4: Simplify right side
342.08x = 56,946.54 - Step 5: Solve for x
x = 56,946.54/342.08 - Step 6: Final answer
x = 166.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.