Finding the Fourth Proportional to 195,557.24, 269,872.82 and 127,617.68
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Solution
The fourth proportional to 195,557.24, 269,872.82 and 127,617.68 is: 176,114.89
Step by Step Solution
- Step 1: Write the proportion equation
195,557.24 : 269,872.82 = 127,617.68 : x - Step 2: Convert to fraction form
195,557.24/269,872.82 = 127,617.68/x - Step 3: Cross multiply
195,557.24x = 269,872.82 × 127,617.68 - Step 4: Simplify right side
195,557.24x = 34,440,541,196.01 - Step 5: Solve for x
x = 34,440,541,196.01/195,557.24 - Step 6: Final answer
x = 176,114.89
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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.