Finding the Fourth Proportional to 201,855.99, 302,773.92 and 75,486.94
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Solution
The fourth proportional to 201,855.99, 302,773.92 and 75,486.94 is: 113,226.65
Step by Step Solution
- Step 1: Write the proportion equation
201,855.99 : 302,773.92 = 75,486.94 : x - Step 2: Convert to fraction form
201,855.99/302,773.92 = 75,486.94/x - Step 3: Cross multiply
201,855.99x = 302,773.92 × 75,486.94 - Step 4: Simplify right side
201,855.99x = 22,855,477,112.10 - Step 5: Solve for x
x = 22,855,477,112.10/201,855.99 - Step 6: Final answer
x = 113,226.65
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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.