Finding the Fourth Proportional to 239,927.36, 331,104.93 and 132,504.26
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Solution
The fourth proportional to 239,927.36, 331,104.93 and 132,504.26 is: 182,858.74
Step by Step Solution
- Step 1: Write the proportion equation
239,927.36 : 331,104.93 = 132,504.26 : x - Step 2: Convert to fraction form
239,927.36/331,104.93 = 132,504.26/x - Step 3: Cross multiply
239,927.36x = 331,104.93 × 132,504.26 - Step 4: Simplify right side
239,927.36x = 43,872,813,732.00 - Step 5: Solve for x
x = 43,872,813,732.00/239,927.36 - Step 6: Final answer
x = 182,858.74
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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.