Finding the Fourth Proportional to 225,157.38, 338,122.44 and 199,913.94
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Solution
The fourth proportional to 225,157.38, 338,122.44 and 199,913.94 is: 300,213.96
Step by Step Solution
- Step 1: Write the proportion equation
225,157.38 : 338,122.44 = 199,913.94 : x - Step 2: Convert to fraction form
225,157.38/338,122.44 = 199,913.94/x - Step 3: Cross multiply
225,157.38x = 338,122.44 × 199,913.94 - Step 4: Simplify right side
225,157.38x = 67,595,389,182.81 - Step 5: Solve for x
x = 67,595,389,182.81/225,157.38 - Step 6: Final answer
x = 300,213.96
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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.