Finding the Fourth Proportional to 227,581.30, 341,415.99 and 87,329.02
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Solution
The fourth proportional to 227,581.30, 341,415.99 and 87,329.02 is: 131,010.43
Step by Step Solution
- Step 1: Write the proportion equation
227,581.30 : 341,415.99 = 87,329.02 : x - Step 2: Convert to fraction form
227,581.30/341,415.99 = 87,329.02/x - Step 3: Cross multiply
227,581.30x = 341,415.99 × 87,329.02 - Step 4: Simplify right side
227,581.30x = 29,815,523,819.03 - Step 5: Solve for x
x = 29,815,523,819.03/227,581.30 - Step 6: Final answer
x = 131,010.43
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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.