Finding the Fourth Proportional to 117,611.09, 162,304.08 and 63,896.09
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Solution
The fourth proportional to 117,611.09, 162,304.08 and 63,896.09 is: 88,177.03
Step by Step Solution
- Step 1: Write the proportion equation
117,611.09 : 162,304.08 = 63,896.09 : x - Step 2: Convert to fraction form
117,611.09/162,304.08 = 63,896.09/x - Step 3: Cross multiply
117,611.09x = 162,304.08 × 63,896.09 - Step 4: Simplify right side
117,611.09x = 10,370,596,103.05 - Step 5: Solve for x
x = 10,370,596,103.05/117,611.09 - Step 6: Final answer
x = 88,177.03
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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.