Finding the Fourth Proportional to 134,877.92, 202,342.92 and 51,765.44
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Solution
The fourth proportional to 134,877.92, 202,342.92 and 51,765.44 is: 77,658.15
Step by Step Solution
- Step 1: Write the proportion equation
134,877.92 : 202,342.92 = 51,765.44 : x - Step 2: Convert to fraction form
134,877.92/202,342.92 = 51,765.44/x - Step 3: Cross multiply
134,877.92x = 202,342.92 × 51,765.44 - Step 4: Simplify right side
134,877.92x = 10,474,370,284.68 - Step 5: Solve for x
x = 10,474,370,284.68/134,877.92 - Step 6: Final answer
x = 77,658.15
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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.