Finding the Fourth Proportional to 83,915.94, 125,836.98 and 44,463.96
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Solution
The fourth proportional to 83,915.94, 125,836.98 and 44,463.96 is: 66,676.37
Step by Step Solution
- Step 1: Write the proportion equation
83,915.94 : 125,836.98 = 44,463.96 : x - Step 2: Convert to fraction form
83,915.94/125,836.98 = 44,463.96/x - Step 3: Cross multiply
83,915.94x = 125,836.98 × 44,463.96 - Step 4: Simplify right side
83,915.94x = 5,595,210,445.24 - Step 5: Solve for x
x = 5,595,210,445.24/83,915.94 - Step 6: Final answer
x = 66,676.37
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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.