Finding the Fourth Proportional to 87,296.26, 130,949.57 and 27,335.95
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Solution
The fourth proportional to 87,296.26, 130,949.57 and 27,335.95 is: 41,005.55
Step by Step Solution
- Step 1: Write the proportion equation
87,296.26 : 130,949.57 = 27,335.95 : x - Step 2: Convert to fraction form
87,296.26/130,949.57 = 27,335.95/x - Step 3: Cross multiply
87,296.26x = 130,949.57 × 27,335.95 - Step 4: Simplify right side
87,296.26x = 3,579,630,761.36 - Step 5: Solve for x
x = 3,579,630,761.36/87,296.26 - Step 6: Final answer
x = 41,005.55
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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.