Finding the Fourth Proportional to 168,682.68, 253,062.18 and 50,349.60
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Solution
The fourth proportional to 168,682.68, 253,062.18 and 50,349.60 is: 75,535.79
Step by Step Solution
- Step 1: Write the proportion equation
168,682.68 : 253,062.18 = 50,349.60 : x - Step 2: Convert to fraction form
168,682.68/253,062.18 = 50,349.60/x - Step 3: Cross multiply
168,682.68x = 253,062.18 × 50,349.60 - Step 4: Simplify right side
168,682.68x = 12,741,579,538.13 - Step 5: Solve for x
x = 12,741,579,538.13/168,682.68 - Step 6: Final answer
x = 75,535.79
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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.