Finding the Fourth Proportional to 256,232.53, 353,748.42 and 170,308.00
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Solution
The fourth proportional to 256,232.53, 353,748.42 and 170,308.00 is: 235,123.09
Step by Step Solution
- Step 1: Write the proportion equation
256,232.53 : 353,748.42 = 170,308.00 : x - Step 2: Convert to fraction form
256,232.53/353,748.42 = 170,308.00/x - Step 3: Cross multiply
256,232.53x = 353,748.42 × 170,308.00 - Step 4: Simplify right side
256,232.53x = 60,246,183,293.08 - Step 5: Solve for x
x = 60,246,183,293.08/256,232.53 - Step 6: Final answer
x = 235,123.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.