Finding the Fourth Proportional to 178,382.07, 267,617.70 and 125,894.07
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Solution
The fourth proportional to 178,382.07, 267,617.70 and 125,894.07 is: 188,872.58
Step by Step Solution
- Step 1: Write the proportion equation
178,382.07 : 267,617.70 = 125,894.07 : x - Step 2: Convert to fraction form
178,382.07/267,617.70 = 125,894.07/x - Step 3: Cross multiply
178,382.07x = 267,617.70 × 125,894.07 - Step 4: Simplify right side
178,382.07x = 33,691,481,457.04 - Step 5: Solve for x
x = 33,691,481,457.04/178,382.07 - Step 6: Final answer
x = 188,872.58
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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.