Finding the Fourth Proportional to 190,841.88, 286,342.07 and 96,021.44
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Solution
The fourth proportional to 190,841.88, 286,342.07 and 96,021.44 is: 144,072.02
Step by Step Solution
- Step 1: Write the proportion equation
190,841.88 : 286,342.07 = 96,021.44 : x - Step 2: Convert to fraction form
190,841.88/286,342.07 = 96,021.44/x - Step 3: Cross multiply
190,841.88x = 286,342.07 × 96,021.44 - Step 4: Simplify right side
190,841.88x = 27,494,975,982.16 - Step 5: Solve for x
x = 27,494,975,982.16/190,841.88 - Step 6: Final answer
x = 144,072.02
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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.