Finding the Fourth Proportional to 106,148.05, 159,223.67 and 27,260.53
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Solution
The fourth proportional to 106,148.05, 159,223.67 and 27,260.53 is: 40,891.20
Step by Step Solution
- Step 1: Write the proportion equation
106,148.05 : 159,223.67 = 27,260.53 : x - Step 2: Convert to fraction form
106,148.05/159,223.67 = 27,260.53/x - Step 3: Cross multiply
106,148.05x = 159,223.67 × 27,260.53 - Step 4: Simplify right side
106,148.05x = 4,340,521,632.75 - Step 5: Solve for x
x = 4,340,521,632.75/106,148.05 - Step 6: Final answer
x = 40,891.20
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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.