Finding the Fourth Proportional to 163,640.94, 225,823.08 and 92,019.44
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Solution
The fourth proportional to 163,640.94, 225,823.08 and 92,019.44 is: 126,986.02
Step by Step Solution
- Step 1: Write the proportion equation
163,640.94 : 225,823.08 = 92,019.44 : x - Step 2: Convert to fraction form
163,640.94/225,823.08 = 92,019.44/x - Step 3: Cross multiply
163,640.94x = 225,823.08 × 92,019.44 - Step 4: Simplify right side
163,640.94x = 20,780,112,231.56 - Step 5: Solve for x
x = 20,780,112,231.56/163,640.94 - Step 6: Final answer
x = 126,986.02
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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.