Finding the Fourth Proportional to 136,733.24, 204,804.60 and 133,387.13
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Solution
The fourth proportional to 136,733.24, 204,804.60 and 133,387.13 is: 199,792.66
Step by Step Solution
- Step 1: Write the proportion equation
136,733.24 : 204,804.60 = 133,387.13 : x - Step 2: Convert to fraction form
136,733.24/204,804.60 = 133,387.13/x - Step 3: Cross multiply
136,733.24x = 204,804.60 × 133,387.13 - Step 4: Simplify right side
136,733.24x = 27,318,297,804.80 - Step 5: Solve for x
x = 27,318,297,804.80/136,733.24 - Step 6: Final answer
x = 199,792.66
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1.5x scale
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.