Finding the Fourth Proportional to 168,268.69, 232,227.20 and 92,817.19
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Solution
The fourth proportional to 168,268.69, 232,227.20 and 92,817.19 is: 128,096.77
Step by Step Solution
- Step 1: Write the proportion equation
168,268.69 : 232,227.20 = 92,817.19 : x - Step 2: Convert to fraction form
168,268.69/232,227.20 = 92,817.19/x - Step 3: Cross multiply
168,268.69x = 232,227.20 × 92,817.19 - Step 4: Simplify right side
168,268.69x = 21,554,675,100.91 - Step 5: Solve for x
x = 21,554,675,100.91/168,268.69 - Step 6: Final answer
x = 128,096.77
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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.