Finding the Fourth Proportional to 202,368.84, 303,567.93 and 77,709.84
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Solution
The fourth proportional to 202,368.84, 303,567.93 and 77,709.84 is: 116,570.39
Step by Step Solution
- Step 1: Write the proportion equation
202,368.84 : 303,567.93 = 77,709.84 : x - Step 2: Convert to fraction form
202,368.84/303,567.93 = 77,709.84/x - Step 3: Cross multiply
202,368.84x = 303,567.93 × 77,709.84 - Step 4: Simplify right side
202,368.84x = 23,590,215,269.43 - Step 5: Solve for x
x = 23,590,215,269.43/202,368.84 - Step 6: Final answer
x = 116,570.39
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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.