Finding the Fourth Proportional to 154,857.68, 232,258.74 and 41,006.21
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Solution
The fourth proportional to 154,857.68, 232,258.74 and 41,006.21 is: 61,501.95
Step by Step Solution
- Step 1: Write the proportion equation
154,857.68 : 232,258.74 = 41,006.21 : x - Step 2: Convert to fraction form
154,857.68/232,258.74 = 41,006.21/x - Step 3: Cross multiply
154,857.68x = 232,258.74 × 41,006.21 - Step 4: Simplify right side
154,857.68x = 9,524,049,505.48 - Step 5: Solve for x
x = 9,524,049,505.48/154,857.68 - Step 6: Final answer
x = 61,501.95
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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.