Finding the Fourth Proportional to 75,766.94, 113,650.98 and 33,635.70
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Solution
The fourth proportional to 75,766.94, 113,650.98 and 33,635.70 is: 50,453.80
Step by Step Solution
- Step 1: Write the proportion equation
75,766.94 : 113,650.98 = 33,635.70 : x - Step 2: Convert to fraction form
75,766.94/113,650.98 = 33,635.70/x - Step 3: Cross multiply
75,766.94x = 113,650.98 × 33,635.70 - Step 4: Simplify right side
75,766.94x = 3,822,730,267.99 - Step 5: Solve for x
x = 3,822,730,267.99/75,766.94 - Step 6: Final answer
x = 50,453.80
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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.