Finding the Fourth Proportional to 227,705.80, 341,777.40 and 115,512.70
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Solution
The fourth proportional to 227,705.80, 341,777.40 and 115,512.70 is: 173,379.99
Step by Step Solution
- Step 1: Write the proportion equation
227,705.80 : 341,777.40 = 115,512.70 : x - Step 2: Convert to fraction form
227,705.80/341,777.40 = 115,512.70/x - Step 3: Cross multiply
227,705.80x = 341,777.40 × 115,512.70 - Step 4: Simplify right side
227,705.80x = 39,479,630,272.98 - Step 5: Solve for x
x = 39,479,630,272.98/227,705.80 - Step 6: Final answer
x = 173,379.99
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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.