Finding the Fourth Proportional to 260,720.26, 359,793.94 and 141,488.26
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Solution
The fourth proportional to 260,720.26, 359,793.94 and 141,488.26 is: 195,253.79
Step by Step Solution
- Step 1: Write the proportion equation
260,720.26 : 359,793.94 = 141,488.26 : x - Step 2: Convert to fraction form
260,720.26/359,793.94 = 141,488.26/x - Step 3: Cross multiply
260,720.26x = 359,793.94 × 141,488.26 - Step 4: Simplify right side
260,720.26x = 50,906,618,529.14 - Step 5: Solve for x
x = 50,906,618,529.14/260,720.26 - Step 6: Final answer
x = 195,253.79
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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.