Finding the Fourth Proportional to 226,519.80, 340,042.05 and 121,543.80
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Solution
The fourth proportional to 226,519.80, 340,042.05 and 121,543.80 is: 182,456.47
Step by Step Solution
- Step 1: Write the proportion equation
226,519.80 : 340,042.05 = 121,543.80 : x - Step 2: Convert to fraction form
226,519.80/340,042.05 = 121,543.80/x - Step 3: Cross multiply
226,519.80x = 340,042.05 × 121,543.80 - Step 4: Simplify right side
226,519.80x = 41,330,002,916.79 - Step 5: Solve for x
x = 41,330,002,916.79/226,519.80 - Step 6: Final answer
x = 182,456.47
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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.