Finding the Fourth Proportional to 222,427.99, 306,950.76 and 120,454.24
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Solution
The fourth proportional to 222,427.99, 306,950.76 and 120,454.24 is: 166,226.92
Step by Step Solution
- Step 1: Write the proportion equation
222,427.99 : 306,950.76 = 120,454.24 : x - Step 2: Convert to fraction form
222,427.99/306,950.76 = 120,454.24/x - Step 3: Cross multiply
222,427.99x = 306,950.76 × 120,454.24 - Step 4: Simplify right side
222,427.99x = 36,973,520,513.22 - Step 5: Solve for x
x = 36,973,520,513.22/222,427.99 - Step 6: Final answer
x = 166,226.92
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1.5x scale
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.