Finding the Fourth Proportional to 268,196.37, 402,205.02 and 108,230.99
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Solution
The fourth proportional to 268,196.37, 402,205.02 and 108,230.99 is: 162,310.35
Step by Step Solution
- Step 1: Write the proportion equation
268,196.37 : 402,205.02 = 108,230.99 : x - Step 2: Convert to fraction form
268,196.37/402,205.02 = 108,230.99/x - Step 3: Cross multiply
268,196.37x = 402,205.02 × 108,230.99 - Step 4: Simplify right side
268,196.37x = 43,531,045,385.08 - Step 5: Solve for x
x = 43,531,045,385.08/268,196.37 - Step 6: Final answer
x = 162,310.35
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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.