Finding the Fourth Proportional to 190,733.74, 263,207.36 and 104,692.61
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Solution
The fourth proportional to 190,733.74, 263,207.36 and 104,692.61 is: 144,472.95
Step by Step Solution
- Step 1: Write the proportion equation
190,733.74 : 263,207.36 = 104,692.61 : x - Step 2: Convert to fraction form
190,733.74/263,207.36 = 104,692.61/x - Step 3: Cross multiply
190,733.74x = 263,207.36 × 104,692.61 - Step 4: Simplify right side
190,733.74x = 27,555,865,489.61 - Step 5: Solve for x
x = 27,555,865,489.61/190,733.74 - Step 6: Final answer
x = 144,472.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.