Finding the Fourth Proportional to 151,891.79, 227,834.87 and 45,347.99
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Solution
The fourth proportional to 151,891.79, 227,834.87 and 45,347.99 is: 68,021.14
Step by Step Solution
- Step 1: Write the proportion equation
151,891.79 : 227,834.87 = 45,347.99 : x - Step 2: Convert to fraction form
151,891.79/227,834.87 = 45,347.99/x - Step 3: Cross multiply
151,891.79x = 227,834.87 × 45,347.99 - Step 4: Simplify right side
151,891.79x = 10,331,852,808.82 - Step 5: Solve for x
x = 10,331,852,808.82/151,891.79 - Step 6: Final answer
x = 68,021.14
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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.