Finding the Fourth Proportional to 234,629.97, 323,787.27 and 131,263.05
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Solution
The fourth proportional to 234,629.97, 323,787.27 and 131,263.05 is: 181,141.84
Step by Step Solution
- Step 1: Write the proportion equation
234,629.97 : 323,787.27 = 131,263.05 : x - Step 2: Convert to fraction form
234,629.97/323,787.27 = 131,263.05/x - Step 3: Cross multiply
234,629.97x = 323,787.27 × 131,263.05 - Step 4: Simplify right side
234,629.97x = 42,501,304,611.37 - Step 5: Solve for x
x = 42,501,304,611.37/234,629.97 - Step 6: Final answer
x = 181,141.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.