Finding the Fourth Proportional to 164,809.84, 246,960.32 and 111,292.09
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Solution
The fourth proportional to 164,809.84, 246,960.32 and 111,292.09 is: 166,766.31
Step by Step Solution
- Step 1: Write the proportion equation
164,809.84 : 246,960.32 = 111,292.09 : x - Step 2: Convert to fraction form
164,809.84/246,960.32 = 111,292.09/x - Step 3: Cross multiply
164,809.84x = 246,960.32 × 111,292.09 - Step 4: Simplify right side
164,809.84x = 27,484,729,603.41 - Step 5: Solve for x
x = 27,484,729,603.41/164,809.84 - Step 6: Final answer
x = 166,766.31
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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.