Finding the Fourth Proportional to 100,863.23, 151,259.54 and 29,766.99
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Solution
The fourth proportional to 100,863.23, 151,259.54 and 29,766.99 is: 44,640.07
Step by Step Solution
- Step 1: Write the proportion equation
100,863.23 : 151,259.54 = 29,766.99 : x - Step 2: Convert to fraction form
100,863.23/151,259.54 = 29,766.99/x - Step 3: Cross multiply
100,863.23x = 151,259.54 × 29,766.99 - Step 4: Simplify right side
100,863.23x = 4,502,541,632.97 - Step 5: Solve for x
x = 4,502,541,632.97/100,863.23 - Step 6: Final answer
x = 44,640.07
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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.