Finding the Fourth Proportional to 88,287.19, 121,832.37 and 50,046.19
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Solution
The fourth proportional to 88,287.19, 121,832.37 and 50,046.19 is: 69,061.50
Step by Step Solution
- Step 1: Write the proportion equation
88,287.19 : 121,832.37 = 50,046.19 : x - Step 2: Convert to fraction form
88,287.19/121,832.37 = 50,046.19/x - Step 3: Cross multiply
88,287.19x = 121,832.37 × 50,046.19 - Step 4: Simplify right side
88,287.19x = 6,097,245,632.59 - Step 5: Solve for x
x = 6,097,245,632.59/88,287.19 - Step 6: Final answer
x = 69,061.50
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1.5x scale
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.