Finding the Fourth Proportional to 203,813.99, 304,348.49 and 166,448.18
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Solution
The fourth proportional to 203,813.99, 304,348.49 and 166,448.18 is: 248,551.41
Step by Step Solution
- Step 1: Write the proportion equation
203,813.99 : 304,348.49 = 166,448.18 : x - Step 2: Convert to fraction form
203,813.99/304,348.49 = 166,448.18/x - Step 3: Cross multiply
203,813.99x = 304,348.49 × 166,448.18 - Step 4: Simplify right side
203,813.99x = 50,658,253,423.24 - Step 5: Solve for x
x = 50,658,253,423.24/203,813.99 - Step 6: Final answer
x = 248,551.41
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.