Finding the Fourth Proportional to 146,098.92, 201,611.22 and 91,680.44
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Solution
The fourth proportional to 146,098.92, 201,611.22 and 91,680.44 is: 126,515.69
Step by Step Solution
- Step 1: Write the proportion equation
146,098.92 : 201,611.22 = 91,680.44 : x - Step 2: Convert to fraction form
146,098.92/201,611.22 = 91,680.44/x - Step 3: Cross multiply
146,098.92x = 201,611.22 × 91,680.44 - Step 4: Simplify right side
146,098.92x = 18,483,805,358.54 - Step 5: Solve for x
x = 18,483,805,358.54/146,098.92 - Step 6: Final answer
x = 126,515.69
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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.