Finding the Fourth Proportional to 75,486.26, 113,260.44 and 33,344.12
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Solution
The fourth proportional to 75,486.26, 113,260.44 and 33,344.12 is: 50,029.90
Step by Step Solution
- Step 1: Write the proportion equation
75,486.26 : 113,260.44 = 33,344.12 : x - Step 2: Convert to fraction form
75,486.26/113,260.44 = 33,344.12/x - Step 3: Cross multiply
75,486.26x = 113,260.44 × 33,344.12 - Step 4: Simplify right side
75,486.26x = 3,776,569,702.61 - Step 5: Solve for x
x = 3,776,569,702.61/75,486.26 - Step 6: Final answer
x = 50,029.90
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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.