Finding the Fourth Proportional to 203,107.88, 304,462.97 and 84,813.05
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Solution
The fourth proportional to 203,107.88, 304,462.97 and 84,813.05 is: 127,136.54
Step by Step Solution
- Step 1: Write the proportion equation
203,107.88 : 304,462.97 = 84,813.05 : x - Step 2: Convert to fraction form
203,107.88/304,462.97 = 84,813.05/x - Step 3: Cross multiply
203,107.88x = 304,462.97 × 84,813.05 - Step 4: Simplify right side
203,107.88x = 25,822,432,673.69 - Step 5: Solve for x
x = 25,822,432,673.69/203,107.88 - Step 6: Final answer
x = 127,136.54
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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.