Finding the Fourth Proportional to 75,260.10, 112,853.70 and 41,944.80
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Solution
The fourth proportional to 75,260.10, 112,853.70 and 41,944.80 is: 62,896.89
Step by Step Solution
- Step 1: Write the proportion equation
75,260.10 : 112,853.70 = 41,944.80 : x - Step 2: Convert to fraction form
75,260.10/112,853.70 = 41,944.80/x - Step 3: Cross multiply
75,260.10x = 112,853.70 × 41,944.80 - Step 4: Simplify right side
75,260.10x = 4,733,625,875.76 - Step 5: Solve for x
x = 4,733,625,875.76/75,260.10 - Step 6: Final answer
x = 62,896.89
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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.