Finding the Fourth Proportional to 77,232.26, 115,811.34 and 32,834.94
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Solution
The fourth proportional to 77,232.26, 115,811.34 and 32,834.94 is: 49,236.66
Step by Step Solution
- Step 1: Write the proportion equation
77,232.26 : 115,811.34 = 32,834.94 : x - Step 2: Convert to fraction form
77,232.26/115,811.34 = 32,834.94/x - Step 3: Cross multiply
77,232.26x = 115,811.34 × 32,834.94 - Step 4: Simplify right side
77,232.26x = 3,802,658,400.22 - Step 5: Solve for x
x = 3,802,658,400.22/77,232.26 - Step 6: Final answer
x = 49,236.66
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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.