Finding the Fourth Proportional to 268,105.55, 402,114.05 and 88,193.21
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Solution
The fourth proportional to 268,105.55, 402,114.05 and 88,193.21 is: 132,275.24
Step by Step Solution
- Step 1: Write the proportion equation
268,105.55 : 402,114.05 = 88,193.21 : x - Step 2: Convert to fraction form
268,105.55/402,114.05 = 88,193.21/x - Step 3: Cross multiply
268,105.55x = 402,114.05 × 88,193.21 - Step 4: Simplify right side
268,105.55x = 35,463,726,486.75 - Step 5: Solve for x
x = 35,463,726,486.75/268,105.55 - Step 6: Final answer
x = 132,275.24
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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.