Finding the Fourth Proportional to 76,260.92, 114,406.68 and 26,342.84
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Solution
The fourth proportional to 76,260.92, 114,406.68 and 26,342.84 is: 39,519.55
Step by Step Solution
- Step 1: Write the proportion equation
76,260.92 : 114,406.68 = 26,342.84 : x - Step 2: Convert to fraction form
76,260.92/114,406.68 = 26,342.84/x - Step 3: Cross multiply
76,260.92x = 114,406.68 × 26,342.84 - Step 4: Simplify right side
76,260.92x = 3,013,796,866.17 - Step 5: Solve for x
x = 3,013,796,866.17/76,260.92 - Step 6: Final answer
x = 39,519.55
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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.