Finding the Fourth Proportional to 164,633.05, 227,193.12 and 93,013.05
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Solution
The fourth proportional to 164,633.05, 227,193.12 and 93,013.05 is: 128,357.73
Step by Step Solution
- Step 1: Write the proportion equation
164,633.05 : 227,193.12 = 93,013.05 : x - Step 2: Convert to fraction form
164,633.05/227,193.12 = 93,013.05/x - Step 3: Cross multiply
164,633.05x = 227,193.12 × 93,013.05 - Step 4: Simplify right side
164,633.05x = 21,131,925,030.22 - Step 5: Solve for x
x = 21,131,925,030.22/164,633.05 - Step 6: Final answer
x = 128,357.73
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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.