Finding the Fourth Proportional to 302,131.19, 416,932.20 and 166,164.99
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Solution
The fourth proportional to 302,131.19, 416,932.20 and 166,164.99 is: 229,302.83
Step by Step Solution
- Step 1: Write the proportion equation
302,131.19 : 416,932.20 = 166,164.99 : x - Step 2: Convert to fraction form
302,131.19/416,932.20 = 166,164.99/x - Step 3: Cross multiply
302,131.19x = 416,932.20 × 166,164.99 - Step 4: Simplify right side
302,131.19x = 69,279,534,843.68 - Step 5: Solve for x
x = 69,279,534,843.68/302,131.19 - Step 6: Final answer
x = 229,302.83
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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.