Finding the Fourth Proportional to 218,630.60, 327,205.19 and 134,444.08
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Solution
The fourth proportional to 218,630.60, 327,205.19 and 134,444.08 is: 201,210.63
Step by Step Solution
- Step 1: Write the proportion equation
218,630.60 : 327,205.19 = 134,444.08 : x - Step 2: Convert to fraction form
218,630.60/327,205.19 = 134,444.08/x - Step 3: Cross multiply
218,630.60x = 327,205.19 × 134,444.08 - Step 4: Simplify right side
218,630.60x = 43,990,800,068.55 - Step 5: Solve for x
x = 43,990,800,068.55/218,630.60 - Step 6: Final answer
x = 201,210.63
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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.