Finding the Fourth Proportional to 84,584.88, 126,867.20 and 22,260.24
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Solution
The fourth proportional to 84,584.88, 126,867.20 and 22,260.24 is: 33,387.70
Step by Step Solution
- Step 1: Write the proportion equation
84,584.88 : 126,867.20 = 22,260.24 : x - Step 2: Convert to fraction form
84,584.88/126,867.20 = 22,260.24/x - Step 3: Cross multiply
84,584.88x = 126,867.20 × 22,260.24 - Step 4: Simplify right side
84,584.88x = 2,824,094,320.13 - Step 5: Solve for x
x = 2,824,094,320.13/84,584.88 - Step 6: Final answer
x = 33,387.70
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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.