Finding the Fourth Proportional to 89,442.99, 134,163.09 and 22,882.55
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Solution
The fourth proportional to 89,442.99, 134,163.09 and 22,882.55 is: 34,323.46
Step by Step Solution
- Step 1: Write the proportion equation
89,442.99 : 134,163.09 = 22,882.55 : x - Step 2: Convert to fraction form
89,442.99/134,163.09 = 22,882.55/x - Step 3: Cross multiply
89,442.99x = 134,163.09 × 22,882.55 - Step 4: Simplify right side
89,442.99x = 3,069,992,944.26 - Step 5: Solve for x
x = 3,069,992,944.26/89,442.99 - Step 6: Final answer
x = 34,323.46
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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.