Finding the Fourth Proportional to 225,994.08, 338,981.39 and 68,217.82
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Solution
The fourth proportional to 225,994.08, 338,981.39 and 68,217.82 is: 102,323.80
Step by Step Solution
- Step 1: Write the proportion equation
225,994.08 : 338,981.39 = 68,217.82 : x - Step 2: Convert to fraction form
225,994.08/338,981.39 = 68,217.82/x - Step 3: Cross multiply
225,994.08x = 338,981.39 × 68,217.82 - Step 4: Simplify right side
225,994.08x = 23,124,571,754.82 - Step 5: Solve for x
x = 23,124,571,754.82/225,994.08 - Step 6: Final answer
x = 102,323.80
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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.