Finding the Fourth Proportional to 222,242.84, 306,692.76 and 120,266.07
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Solution
The fourth proportional to 222,242.84, 306,692.76 and 120,266.07 is: 165,965.90
Step by Step Solution
- Step 1: Write the proportion equation
222,242.84 : 306,692.76 = 120,266.07 : x - Step 2: Convert to fraction form
222,242.84/306,692.76 = 120,266.07/x - Step 3: Cross multiply
222,242.84x = 306,692.76 × 120,266.07 - Step 4: Simplify right side
222,242.84x = 36,884,732,243.55 - Step 5: Solve for x
x = 36,884,732,243.55/222,242.84 - Step 6: Final answer
x = 165,965.90
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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.