Finding the Fourth Proportional to 83,766.78, 125,502.48 and 44,236.62
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Solution
The fourth proportional to 83,766.78, 125,502.48 and 44,236.62 is: 66,276.94
Step by Step Solution
- Step 1: Write the proportion equation
83,766.78 : 125,502.48 = 44,236.62 : x - Step 2: Convert to fraction form
83,766.78/125,502.48 = 44,236.62/x - Step 3: Cross multiply
83,766.78x = 125,502.48 × 44,236.62 - Step 4: Simplify right side
83,766.78x = 5,551,805,516.82 - Step 5: Solve for x
x = 5,551,805,516.82/83,766.78 - Step 6: Final answer
x = 66,276.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.