Finding the Fourth Proportional to 262,160.13, 392,394.42 and 135,626.13
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Solution
The fourth proportional to 262,160.13, 392,394.42 and 135,626.13 is: 203,001.64
Step by Step Solution
- Step 1: Write the proportion equation
262,160.13 : 392,394.42 = 135,626.13 : x - Step 2: Convert to fraction form
262,160.13/392,394.42 = 135,626.13/x - Step 3: Cross multiply
262,160.13x = 392,394.42 × 135,626.13 - Step 4: Simplify right side
262,160.13x = 53,218,936,618.19 - Step 5: Solve for x
x = 53,218,936,618.19/262,160.13 - Step 6: Final answer
x = 203,001.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.