Finding the Fourth Proportional to 151,424.50, 227,147.69 and 61,423.99
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Solution
The fourth proportional to 151,424.50, 227,147.69 and 61,423.99 is: 92,140.42
Step by Step Solution
- Step 1: Write the proportion equation
151,424.50 : 227,147.69 = 61,423.99 : x - Step 2: Convert to fraction form
151,424.50/227,147.69 = 61,423.99/x - Step 3: Cross multiply
151,424.50x = 227,147.69 × 61,423.99 - Step 4: Simplify right side
151,424.50x = 13,952,317,439.08 - Step 5: Solve for x
x = 13,952,317,439.08/151,424.50 - Step 6: Final answer
x = 92,140.42
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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.