Finding the Fourth Proportional to 239,611.80, 330,660.18 and 132,192.12
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Solution
The fourth proportional to 239,611.80, 330,660.18 and 132,192.12 is: 182,422.86
Step by Step Solution
- Step 1: Write the proportion equation
239,611.80 : 330,660.18 = 132,192.12 : x - Step 2: Convert to fraction form
239,611.80/330,660.18 = 132,192.12/x - Step 3: Cross multiply
239,611.80x = 330,660.18 × 132,192.12 - Step 4: Simplify right side
239,611.80x = 43,710,670,193.78 - Step 5: Solve for x
x = 43,710,670,193.78/239,611.80 - Step 6: Final answer
x = 182,422.86
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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.