Finding the Fourth Proportional to 268,130.05, 402,194.97 and 68,450.38
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Solution
The fourth proportional to 268,130.05, 402,194.97 and 68,450.38 is: 102,675.54
Step by Step Solution
- Step 1: Write the proportion equation
268,130.05 : 402,194.97 = 68,450.38 : x - Step 2: Convert to fraction form
268,130.05/402,194.97 = 68,450.38/x - Step 3: Cross multiply
268,130.05x = 402,194.97 × 68,450.38 - Step 4: Simplify right side
268,130.05x = 27,530,398,530.59 - Step 5: Solve for x
x = 27,530,398,530.59/268,130.05 - Step 6: Final answer
x = 102,675.54
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1.5x scale
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.