Finding the Fourth Proportional to 164,811.84, 246,963.32 and 111,294.09
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Solution
The fourth proportional to 164,811.84, 246,963.32 and 111,294.09 is: 166,769.31
Step by Step Solution
- Step 1: Write the proportion equation
164,811.84 : 246,963.32 = 111,294.09 : x - Step 2: Convert to fraction form
164,811.84/246,963.32 = 111,294.09/x - Step 3: Cross multiply
164,811.84x = 246,963.32 × 111,294.09 - Step 4: Simplify right side
164,811.84x = 27,485,557,406.31 - Step 5: Solve for x
x = 27,485,557,406.31/164,811.84 - Step 6: Final answer
x = 166,769.31
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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.