Finding the Fourth Proportional to 226,363.14, 339,692.13 and 86,122.98
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Solution
The fourth proportional to 226,363.14, 339,692.13 and 86,122.98 is: 129,240.56
Step by Step Solution
- Step 1: Write the proportion equation
226,363.14 : 339,692.13 = 86,122.98 : x - Step 2: Convert to fraction form
226,363.14/339,692.13 = 86,122.98/x - Step 3: Cross multiply
226,363.14x = 339,692.13 × 86,122.98 - Step 4: Simplify right side
226,363.14x = 29,255,298,518.15 - Step 5: Solve for x
x = 29,255,298,518.15/226,363.14 - Step 6: Final answer
x = 129,240.56
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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.