Finding the Fourth Proportional to 203,524.65, 305,232.30 and 70,445.70
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Solution
The fourth proportional to 203,524.65, 305,232.30 and 70,445.70 is: 105,649.63
Step by Step Solution
- Step 1: Write the proportion equation
203,524.65 : 305,232.30 = 70,445.70 : x - Step 2: Convert to fraction form
203,524.65/305,232.30 = 70,445.70/x - Step 3: Cross multiply
203,524.65x = 305,232.30 × 70,445.70 - Step 4: Simplify right side
203,524.65x = 21,502,303,036.11 - Step 5: Solve for x
x = 21,502,303,036.11/203,524.65 - Step 6: Final answer
x = 105,649.63
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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.