Finding the Fourth Proportional to 171,514.22, 257,296.23 and 53,195.09
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Solution
The fourth proportional to 171,514.22, 257,296.23 and 53,195.09 is: 79,800.35
Step by Step Solution
- Step 1: Write the proportion equation
171,514.22 : 257,296.23 = 53,195.09 : x - Step 2: Convert to fraction form
171,514.22/257,296.23 = 53,195.09/x - Step 3: Cross multiply
171,514.22x = 257,296.23 × 53,195.09 - Step 4: Simplify right side
171,514.22x = 13,686,894,825.03 - Step 5: Solve for x
x = 13,686,894,825.03/171,514.22 - Step 6: Final answer
x = 79,800.35
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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.