Finding the Fourth Proportional to 192,646.76, 266,106.69 and 147,877.97
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Solution
The fourth proportional to 192,646.76, 266,106.69 and 147,877.97 is: 204,266.69
Step by Step Solution
- Step 1: Write the proportion equation
192,646.76 : 266,106.69 = 147,877.97 : x - Step 2: Convert to fraction form
192,646.76/266,106.69 = 147,877.97/x - Step 3: Cross multiply
192,646.76x = 266,106.69 × 147,877.97 - Step 4: Simplify right side
192,646.76x = 39,351,315,790.09 - Step 5: Solve for x
x = 39,351,315,790.09/192,646.76 - Step 6: Final answer
x = 204,266.69
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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.