Finding the Fourth Proportional to 202,194.09, 303,077.70 and 75,751.74
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Solution
The fourth proportional to 202,194.09, 303,077.70 and 75,751.74 is: 113,547.65
Step by Step Solution
- Step 1: Write the proportion equation
202,194.09 : 303,077.70 = 75,751.74 : x - Step 2: Convert to fraction form
202,194.09/303,077.70 = 75,751.74/x - Step 3: Cross multiply
202,194.09x = 303,077.70 × 75,751.74 - Step 4: Simplify right side
202,194.09x = 22,958,663,130.20 - Step 5: Solve for x
x = 22,958,663,130.20/202,194.09 - Step 6: Final answer
x = 113,547.65
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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.