Finding the Fourth Proportional to 75,826.74, 113,740.57 and 33,696.92
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Solution
The fourth proportional to 75,826.74, 113,740.57 and 33,696.92 is: 50,545.58
Step by Step Solution
- Step 1: Write the proportion equation
75,826.74 : 113,740.57 = 33,696.92 : x - Step 2: Convert to fraction form
75,826.74/113,740.57 = 33,696.92/x - Step 3: Cross multiply
75,826.74x = 113,740.57 × 33,696.92 - Step 4: Simplify right side
75,826.74x = 3,832,706,888.04 - Step 5: Solve for x
x = 3,832,706,888.04/75,826.74 - Step 6: Final answer
x = 50,545.58
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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.