Finding the Fourth Proportional to 163,160.82, 244,701.36 and 127,533.96
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Solution
The fourth proportional to 163,160.82, 244,701.36 and 127,533.96 is: 191,269.78
Step by Step Solution
- Step 1: Write the proportion equation
163,160.82 : 244,701.36 = 127,533.96 : x - Step 2: Convert to fraction form
163,160.82/244,701.36 = 127,533.96/x - Step 3: Cross multiply
163,160.82x = 244,701.36 × 127,533.96 - Step 4: Simplify right side
163,160.82x = 31,207,733,458.19 - Step 5: Solve for x
x = 31,207,733,458.19/163,160.82 - Step 6: Final answer
x = 191,269.78
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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.