Finding the Fourth Proportional to 202,673.76, 304,072.16 and 107,887.80
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Solution
The fourth proportional to 202,673.76, 304,072.16 and 107,887.80 is: 161,864.45
Step by Step Solution
- Step 1: Write the proportion equation
202,673.76 : 304,072.16 = 107,887.80 : x - Step 2: Convert to fraction form
202,673.76/304,072.16 = 107,887.80/x - Step 3: Cross multiply
202,673.76x = 304,072.16 × 107,887.80 - Step 4: Simplify right side
202,673.76x = 32,805,676,383.65 - Step 5: Solve for x
x = 32,805,676,383.65/202,673.76 - Step 6: Final answer
x = 161,864.45
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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.