Finding the Fourth Proportional to 202,271.23, 303,318.60 and 107,478.55
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Solution
The fourth proportional to 202,271.23, 303,318.60 and 107,478.55 is: 161,170.94
Step by Step Solution
- Step 1: Write the proportion equation
202,271.23 : 303,318.60 = 107,478.55 : x - Step 2: Convert to fraction form
202,271.23/303,318.60 = 107,478.55/x - Step 3: Cross multiply
202,271.23x = 303,318.60 × 107,478.55 - Step 4: Simplify right side
202,271.23x = 32,600,243,316.03 - Step 5: Solve for x
x = 32,600,243,316.03/202,271.23 - Step 6: Final answer
x = 161,170.94
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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.