Finding the Fourth Proportional to 217,184.44, 325,696.80 and 74,993.68
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Solution
The fourth proportional to 217,184.44, 325,696.80 and 74,993.68 is: 112,462.94
Step by Step Solution
- Step 1: Write the proportion equation
217,184.44 : 325,696.80 = 74,993.68 : x - Step 2: Convert to fraction form
217,184.44/325,696.80 = 74,993.68/x - Step 3: Cross multiply
217,184.44x = 325,696.80 × 74,993.68 - Step 4: Simplify right side
217,184.44x = 24,425,201,596.22 - Step 5: Solve for x
x = 24,425,201,596.22/217,184.44 - Step 6: Final answer
x = 112,462.94
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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.