Finding the Fourth Proportional to 201,795.99, 302,715.86 and 68,651.43
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Solution
The fourth proportional to 201,795.99, 302,715.86 and 68,651.43 is: 102,984.59
Step by Step Solution
- Step 1: Write the proportion equation
201,795.99 : 302,715.86 = 68,651.43 : x - Step 2: Convert to fraction form
201,795.99/302,715.86 = 68,651.43/x - Step 3: Cross multiply
201,795.99x = 302,715.86 × 68,651.43 - Step 4: Simplify right side
201,795.99x = 20,781,876,329.42 - Step 5: Solve for x
x = 20,781,876,329.42/201,795.99 - Step 6: Final answer
x = 102,984.59
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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.