Finding the Fourth Proportional to 255,219.23, 382,799.68 and 68,245.31
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Solution
The fourth proportional to 255,219.23, 382,799.68 and 68,245.31 is: 102,360.17
Step by Step Solution
- Step 1: Write the proportion equation
255,219.23 : 382,799.68 = 68,245.31 : x - Step 2: Convert to fraction form
255,219.23/382,799.68 = 68,245.31/x - Step 3: Cross multiply
255,219.23x = 382,799.68 × 68,245.31 - Step 4: Simplify right side
255,219.23x = 26,124,282,436.31 - Step 5: Solve for x
x = 26,124,282,436.31/255,219.23 - Step 6: Final answer
x = 102,360.17
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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.