Finding the Fourth Proportional to 135,304.10, 202,956.15 and 41,809.70
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Solution
The fourth proportional to 135,304.10, 202,956.15 and 41,809.70 is: 62,714.55
Step by Step Solution
- Step 1: Write the proportion equation
135,304.10 : 202,956.15 = 41,809.70 : x - Step 2: Convert to fraction form
135,304.10/202,956.15 = 41,809.70/x - Step 3: Cross multiply
135,304.10x = 202,956.15 × 41,809.70 - Step 4: Simplify right side
135,304.10x = 8,485,535,744.66 - Step 5: Solve for x
x = 8,485,535,744.66/135,304.10 - Step 6: Final answer
x = 62,714.55
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1.5x scale
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.