Finding the Fourth Proportional to 202,760.52, 304,134.48 and 84,428.88
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Solution
The fourth proportional to 202,760.52, 304,134.48 and 84,428.88 is: 126,640.70
Step by Step Solution
- Step 1: Write the proportion equation
202,760.52 : 304,134.48 = 84,428.88 : x - Step 2: Convert to fraction form
202,760.52/304,134.48 = 84,428.88/x - Step 3: Cross multiply
202,760.52x = 304,134.48 × 84,428.88 - Step 4: Simplify right side
202,760.52x = 25,677,733,515.78 - Step 5: Solve for x
x = 25,677,733,515.78/202,760.52 - Step 6: Final answer
x = 126,640.70
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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.