Finding the Fourth Proportional to 164,785.05, 227,369.84 and 96,813.09
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Solution
The fourth proportional to 164,785.05, 227,369.84 and 96,813.09 is: 133,582.36
Step by Step Solution
- Step 1: Write the proportion equation
164,785.05 : 227,369.84 = 96,813.09 : x - Step 2: Convert to fraction form
164,785.05/227,369.84 = 96,813.09/x - Step 3: Cross multiply
164,785.05x = 227,369.84 × 96,813.09 - Step 4: Simplify right side
164,785.05x = 22,012,376,299.14 - Step 5: Solve for x
x = 22,012,376,299.14/164,785.05 - Step 6: Final answer
x = 133,582.36
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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.