Finding the Fourth Proportional to 203,133.99, 304,514.37 and 69,982.59
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Solution
The fourth proportional to 203,133.99, 304,514.37 and 69,982.59 is: 104,909.59
Step by Step Solution
- Step 1: Write the proportion equation
203,133.99 : 304,514.37 = 69,982.59 : x - Step 2: Convert to fraction form
203,133.99/304,514.37 = 69,982.59/x - Step 3: Cross multiply
203,133.99x = 304,514.37 × 69,982.59 - Step 4: Simplify right side
203,133.99x = 21,310,704,304.82 - Step 5: Solve for x
x = 21,310,704,304.82/203,133.99 - Step 6: Final answer
x = 104,909.59
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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.