Finding the Fourth Proportional to 202,368.75, 303,567.84 and 77,709.75
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Solution
The fourth proportional to 202,368.75, 303,567.84 and 77,709.75 is: 116,570.28
Step by Step Solution
- Step 1: Write the proportion equation
202,368.75 : 303,567.84 = 77,709.75 : x - Step 2: Convert to fraction form
202,368.75/303,567.84 = 77,709.75/x - Step 3: Cross multiply
202,368.75x = 303,567.84 × 77,709.75 - Step 4: Simplify right side
202,368.75x = 23,590,180,954.44 - Step 5: Solve for x
x = 23,590,180,954.44/202,368.75 - Step 6: Final answer
x = 116,570.28
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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.