Finding the Fourth Proportional to 228,174.72, 341,738.02 and 113,971.99
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Solution
The fourth proportional to 228,174.72, 341,738.02 and 113,971.99 is: 170,696.22
Step by Step Solution
- Step 1: Write the proportion equation
228,174.72 : 341,738.02 = 113,971.99 : x - Step 2: Convert to fraction form
228,174.72/341,738.02 = 113,971.99/x - Step 3: Cross multiply
228,174.72x = 341,738.02 × 113,971.99 - Step 4: Simplify right side
228,174.72x = 38,948,562,198.06 - Step 5: Solve for x
x = 38,948,562,198.06/228,174.72 - Step 6: Final answer
x = 170,696.22
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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.