Finding the Fourth Proportional to 155,414.68, 233,121.25 and 134,290.44
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Solution
The fourth proportional to 155,414.68, 233,121.25 and 134,290.44 is: 201,434.99
Step by Step Solution
- Step 1: Write the proportion equation
155,414.68 : 233,121.25 = 134,290.44 : x - Step 2: Convert to fraction form
155,414.68/233,121.25 = 134,290.44/x - Step 3: Cross multiply
155,414.68x = 233,121.25 × 134,290.44 - Step 4: Simplify right side
155,414.68x = 31,305,954,277.71 - Step 5: Solve for x
x = 31,305,954,277.71/155,414.68 - Step 6: Final answer
x = 201,434.99
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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.