Finding the Fourth Proportional to 200,566.99, 276,784.57 and 109,920.95
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Solution
The fourth proportional to 200,566.99, 276,784.57 and 109,920.95 is: 151,692.07
Step by Step Solution
- Step 1: Write the proportion equation
200,566.99 : 276,784.57 = 109,920.95 : x - Step 2: Convert to fraction form
200,566.99/276,784.57 = 109,920.95/x - Step 3: Cross multiply
200,566.99x = 276,784.57 × 109,920.95 - Step 4: Simplify right side
200,566.99x = 30,424,422,879.74 - Step 5: Solve for x
x = 30,424,422,879.74/200,566.99 - Step 6: Final answer
x = 151,692.07
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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.