Finding the Fourth Proportional to 229,781.53, 317,093.97 and 127,804.80
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Solution
The fourth proportional to 229,781.53, 317,093.97 and 127,804.80 is: 176,368.09
Step by Step Solution
- Step 1: Write the proportion equation
229,781.53 : 317,093.97 = 127,804.80 : x - Step 2: Convert to fraction form
229,781.53/317,093.97 = 127,804.80/x - Step 3: Cross multiply
229,781.53x = 317,093.97 × 127,804.80 - Step 4: Simplify right side
229,781.53x = 40,526,131,208.51 - Step 5: Solve for x
x = 40,526,131,208.51/229,781.53 - Step 6: Final answer
x = 176,368.09
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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.