Finding the Fourth Proportional to 75,936.88, 113,818.87 and 33,753.59
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Solution
The fourth proportional to 75,936.88, 113,818.87 and 33,753.59 is: 50,591.96
Step by Step Solution
- Step 1: Write the proportion equation
75,936.88 : 113,818.87 = 33,753.59 : x - Step 2: Convert to fraction form
75,936.88/113,818.87 = 33,753.59/x - Step 3: Cross multiply
75,936.88x = 113,818.87 × 33,753.59 - Step 4: Simplify right side
75,936.88x = 3,841,795,472.24 - Step 5: Solve for x
x = 3,841,795,472.24/75,936.88 - Step 6: Final answer
x = 50,591.96
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1.5x scale
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.