Finding the Fourth Proportional to 255,769.68, 352,957.49 and 141,058.94
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Solution
The fourth proportional to 255,769.68, 352,957.49 and 141,058.94 is: 194,658.75
Step by Step Solution
- Step 1: Write the proportion equation
255,769.68 : 352,957.49 = 141,058.94 : x - Step 2: Convert to fraction form
255,769.68/352,957.49 = 141,058.94/x - Step 3: Cross multiply
255,769.68x = 352,957.49 × 141,058.94 - Step 4: Simplify right side
255,769.68x = 49,787,806,934.38 - Step 5: Solve for x
x = 49,787,806,934.38/255,769.68 - Step 6: Final answer
x = 194,658.75
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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.