Finding the Fourth Proportional to 207,896.13, 311,599.71 and 93,910.91
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Solution
The fourth proportional to 207,896.13, 311,599.71 and 93,910.91 is: 140,755.92
Step by Step Solution
- Step 1: Write the proportion equation
207,896.13 : 311,599.71 = 93,910.91 : x - Step 2: Convert to fraction form
207,896.13/311,599.71 = 93,910.91/x - Step 3: Cross multiply
207,896.13x = 311,599.71 × 93,910.91 - Step 4: Simplify right side
207,896.13x = 29,262,610,763.84 - Step 5: Solve for x
x = 29,262,610,763.84/207,896.13 - Step 6: Final answer
x = 140,755.92
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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.