Finding the Fourth Proportional to 204,067.72, 306,101.14 and 54,307.99
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Solution
The fourth proportional to 204,067.72, 306,101.14 and 54,307.99 is: 81,461.87
Step by Step Solution
- Step 1: Write the proportion equation
204,067.72 : 306,101.14 = 54,307.99 : x - Step 2: Convert to fraction form
204,067.72/306,101.14 = 54,307.99/x - Step 3: Cross multiply
204,067.72x = 306,101.14 × 54,307.99 - Step 4: Simplify right side
204,067.72x = 16,623,737,650.11 - Step 5: Solve for x
x = 16,623,737,650.11/204,067.72 - Step 6: Final answer
x = 81,461.87
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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.