Finding the Fourth Proportional to 204,472.98, 282,408.87 and 136,371.62
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Solution
The fourth proportional to 204,472.98, 282,408.87 and 136,371.62 is: 188,350.33
Step by Step Solution
- Step 1: Write the proportion equation
204,472.98 : 282,408.87 = 136,371.62 : x - Step 2: Convert to fraction form
204,472.98/282,408.87 = 136,371.62/x - Step 3: Cross multiply
204,472.98x = 282,408.87 × 136,371.62 - Step 4: Simplify right side
204,472.98x = 38,512,553,692.23 - Step 5: Solve for x
x = 38,512,553,692.23/204,472.98 - Step 6: Final answer
x = 188,350.33
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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.