Finding the Fourth Proportional to 222,341.00, 306,830.19 and 120,366.42
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Solution
The fourth proportional to 222,341.00, 306,830.19 and 120,366.42 is: 166,105.45
Step by Step Solution
- Step 1: Write the proportion equation
222,341.00 : 306,830.19 = 120,366.42 : x - Step 2: Convert to fraction form
222,341.00/306,830.19 = 120,366.42/x - Step 3: Cross multiply
222,341.00x = 306,830.19 × 120,366.42 - Step 4: Simplify right side
222,341.00x = 36,932,050,818.98 - Step 5: Solve for x
x = 36,932,050,818.98/222,341.00 - Step 6: Final answer
x = 166,105.45
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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.