Finding the Fourth Proportional to 248,880.12, 373,214.88 and 136,528.26
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Solution
The fourth proportional to 248,880.12, 373,214.88 and 136,528.26 is: 204,734.63
Step by Step Solution
- Step 1: Write the proportion equation
248,880.12 : 373,214.88 = 136,528.26 : x - Step 2: Convert to fraction form
248,880.12/373,214.88 = 136,528.26/x - Step 3: Cross multiply
248,880.12x = 373,214.88 × 136,528.26 - Step 4: Simplify right side
248,880.12x = 50,954,378,172.51 - Step 5: Solve for x
x = 50,954,378,172.51/248,880.12 - Step 6: Final answer
x = 204,734.63
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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.