Finding the Fourth Proportional to 164,905.99, 227,570.34 and 93,284.49
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Solution
The fourth proportional to 164,905.99, 227,570.34 and 93,284.49 is: 128,732.64
Step by Step Solution
- Step 1: Write the proportion equation
164,905.99 : 227,570.34 = 93,284.49 : x - Step 2: Convert to fraction form
164,905.99/227,570.34 = 93,284.49/x - Step 3: Cross multiply
164,905.99x = 227,570.34 × 93,284.49 - Step 4: Simplify right side
164,905.99x = 21,228,783,106.03 - Step 5: Solve for x
x = 21,228,783,106.03/164,905.99 - Step 6: Final answer
x = 128,732.64
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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.