Finding the Fourth Proportional to 119,287.17, 164,592.65 and 68,316.09
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Solution
The fourth proportional to 119,287.17, 164,592.65 and 68,316.09 is: 94,262.66
Step by Step Solution
- Step 1: Write the proportion equation
119,287.17 : 164,592.65 = 68,316.09 : x - Step 2: Convert to fraction form
119,287.17/164,592.65 = 68,316.09/x - Step 3: Cross multiply
119,287.17x = 164,592.65 × 68,316.09 - Step 4: Simplify right side
119,287.17x = 11,244,325,949.16 - Step 5: Solve for x
x = 11,244,325,949.16/119,287.17 - Step 6: Final answer
x = 94,262.66
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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.