Finding the Fourth Proportional to 164,081.80, 246,122.70 and 53,273.80
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Solution
The fourth proportional to 164,081.80, 246,122.70 and 53,273.80 is: 79,910.70
Step by Step Solution
- Step 1: Write the proportion equation
164,081.80 : 246,122.70 = 53,273.80 : x - Step 2: Convert to fraction form
164,081.80/246,122.70 = 53,273.80/x - Step 3: Cross multiply
164,081.80x = 246,122.70 × 53,273.80 - Step 4: Simplify right side
164,081.80x = 13,111,891,495.26 - Step 5: Solve for x
x = 13,111,891,495.26/164,081.80 - Step 6: Final answer
x = 79,910.70
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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.