Finding the Fourth Proportional to 94,992.75, 142,538.13 and 41,722.09
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Solution
The fourth proportional to 94,992.75, 142,538.13 and 41,722.09 is: 62,604.65
Step by Step Solution
- Step 1: Write the proportion equation
94,992.75 : 142,538.13 = 41,722.09 : x - Step 2: Convert to fraction form
94,992.75/142,538.13 = 41,722.09/x - Step 3: Cross multiply
94,992.75x = 142,538.13 × 41,722.09 - Step 4: Simplify right side
94,992.75x = 5,946,988,331.95 - Step 5: Solve for x
x = 5,946,988,331.95/94,992.75 - Step 6: Final answer
x = 62,604.65
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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.