Finding the Fourth Proportional to 135,528.39, 203,304.33 and 35,687.79
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Solution
The fourth proportional to 135,528.39, 203,304.33 and 35,687.79 is: 53,534.78
Step by Step Solution
- Step 1: Write the proportion equation
135,528.39 : 203,304.33 = 35,687.79 : x - Step 2: Convert to fraction form
135,528.39/203,304.33 = 35,687.79/x - Step 3: Cross multiply
135,528.39x = 203,304.33 × 35,687.79 - Step 4: Simplify right side
135,528.39x = 7,255,482,235.13 - Step 5: Solve for x
x = 7,255,482,235.13/135,528.39 - Step 6: Final answer
x = 53,534.78
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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.