Finding the Fourth Proportional to 201,376.80, 302,072.49 and 68,269.91
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Solution
The fourth proportional to 201,376.80, 302,072.49 and 68,269.91 is: 102,407.33
Step by Step Solution
- Step 1: Write the proportion equation
201,376.80 : 302,072.49 = 68,269.91 : x - Step 2: Convert to fraction form
201,376.80/302,072.49 = 68,269.91/x - Step 3: Cross multiply
201,376.80x = 302,072.49 × 68,269.91 - Step 4: Simplify right side
201,376.80x = 20,622,460,195.41 - Step 5: Solve for x
x = 20,622,460,195.41/201,376.80 - Step 6: Final answer
x = 102,407.33
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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.