Finding the Fourth Proportional to 110,546.38, 152,578.62 and 70,252.28
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Solution
The fourth proportional to 110,546.38, 152,578.62 and 70,252.28 is: 96,963.79
Step by Step Solution
- Step 1: Write the proportion equation
110,546.38 : 152,578.62 = 70,252.28 : x - Step 2: Convert to fraction form
110,546.38/152,578.62 = 70,252.28/x - Step 3: Cross multiply
110,546.38x = 152,578.62 × 70,252.28 - Step 4: Simplify right side
110,546.38x = 10,718,995,934.25 - Step 5: Solve for x
x = 10,718,995,934.25/110,546.38 - Step 6: Final answer
x = 96,963.79
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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.