Finding the Fourth Proportional to 75,219.09, 103,800.09 and 41,226.84
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Solution
The fourth proportional to 75,219.09, 103,800.09 and 41,226.84 is: 56,891.80
Step by Step Solution
- Step 1: Write the proportion equation
75,219.09 : 103,800.09 = 41,226.84 : x - Step 2: Convert to fraction form
75,219.09/103,800.09 = 41,226.84/x - Step 3: Cross multiply
75,219.09x = 103,800.09 × 41,226.84 - Step 4: Simplify right side
75,219.09x = 4,279,349,702.42 - Step 5: Solve for x
x = 4,279,349,702.42/75,219.09 - Step 6: Final answer
x = 56,891.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.