Finding the Fourth Proportional to 141,611.76, 195,324.68 and 93,198.26
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Solution
The fourth proportional to 141,611.76, 195,324.68 and 93,198.26 is: 128,548.09
Step by Step Solution
- Step 1: Write the proportion equation
141,611.76 : 195,324.68 = 93,198.26 : x - Step 2: Convert to fraction form
141,611.76/195,324.68 = 93,198.26/x - Step 3: Cross multiply
141,611.76x = 195,324.68 × 93,198.26 - Step 4: Simplify right side
141,611.76x = 18,203,921,032.36 - Step 5: Solve for x
x = 18,203,921,032.36/141,611.76 - Step 6: Final answer
x = 128,548.09
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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.