Finding the Fourth Proportional to 92,643.99, 138,882.84 and 33,465.79
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Solution
The fourth proportional to 92,643.99, 138,882.84 and 33,465.79 is: 50,168.65
Step by Step Solution
- Step 1: Write the proportion equation
92,643.99 : 138,882.84 = 33,465.79 : x - Step 2: Convert to fraction form
92,643.99/138,882.84 = 33,465.79/x - Step 3: Cross multiply
92,643.99x = 138,882.84 × 33,465.79 - Step 4: Simplify right side
92,643.99x = 4,647,823,958.04 - Step 5: Solve for x
x = 4,647,823,958.04/92,643.99 - Step 6: Final answer
x = 50,168.65
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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.