Finding the Fourth Proportional to 88,611.23, 122,285.81 and 48,326.69
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Solution
The fourth proportional to 88,611.23, 122,285.81 and 48,326.69 is: 66,692.09
Step by Step Solution
- Step 1: Write the proportion equation
88,611.23 : 122,285.81 = 48,326.69 : x - Step 2: Convert to fraction form
88,611.23/122,285.81 = 48,326.69/x - Step 3: Cross multiply
88,611.23x = 122,285.81 × 48,326.69 - Step 4: Simplify right side
88,611.23x = 5,909,668,431.27 - Step 5: Solve for x
x = 5,909,668,431.27/88,611.23 - Step 6: Final answer
x = 66,692.09
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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.