Finding the Fourth Proportional to 127,370.67, 191,057.67 and 55,306.98
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Solution
The fourth proportional to 127,370.67, 191,057.67 and 55,306.98 is: 82,961.19
Step by Step Solution
- Step 1: Write the proportion equation
127,370.67 : 191,057.67 = 55,306.98 : x - Step 2: Convert to fraction form
127,370.67/191,057.67 = 55,306.98/x - Step 3: Cross multiply
127,370.67x = 191,057.67 × 55,306.98 - Step 4: Simplify right side
127,370.67x = 10,566,822,733.54 - Step 5: Solve for x
x = 10,566,822,733.54/127,370.67 - Step 6: Final answer
x = 82,961.19
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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.