Finding the Fourth Proportional to 134,813.21, 202,192.65 and 49,394.97
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Solution
The fourth proportional to 134,813.21, 202,192.65 and 49,394.97 is: 74,082.50
Step by Step Solution
- Step 1: Write the proportion equation
134,813.21 : 202,192.65 = 49,394.97 : x - Step 2: Convert to fraction form
134,813.21/202,192.65 = 49,394.97/x - Step 3: Cross multiply
134,813.21x = 202,192.65 × 49,394.97 - Step 4: Simplify right side
134,813.21x = 9,987,299,880.97 - Step 5: Solve for x
x = 9,987,299,880.97/134,813.21 - Step 6: Final answer
x = 74,082.50
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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.