Finding the Fourth Proportional to 192,902.36, 266,209.98 and 108,036.68
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Solution
The fourth proportional to 192,902.36, 266,209.98 and 108,036.68 is: 149,093.26
Step by Step Solution
- Step 1: Write the proportion equation
192,902.36 : 266,209.98 = 108,036.68 : x - Step 2: Convert to fraction form
192,902.36/266,209.98 = 108,036.68/x - Step 3: Cross multiply
192,902.36x = 266,209.98 × 108,036.68 - Step 4: Simplify right side
192,902.36x = 28,760,442,422.07 - Step 5: Solve for x
x = 28,760,442,422.07/192,902.36 - Step 6: Final answer
x = 149,093.26
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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.