Finding the Fourth Proportional to 163,251.10, 244,913.10 and 127,821.70
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Solution
The fourth proportional to 163,251.10, 244,913.10 and 127,821.70 is: 191,761.09
Step by Step Solution
- Step 1: Write the proportion equation
163,251.10 : 244,913.10 = 127,821.70 : x - Step 2: Convert to fraction form
163,251.10/244,913.10 = 127,821.70/x - Step 3: Cross multiply
163,251.10x = 244,913.10 × 127,821.70 - Step 4: Simplify right side
163,251.10x = 31,305,208,794.27 - Step 5: Solve for x
x = 31,305,208,794.27/163,251.10 - Step 6: Final answer
x = 191,761.09
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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.