Finding the Fourth Proportional to 79,964.11, 110,350.47 and 44,154.19
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Solution
The fourth proportional to 79,964.11, 110,350.47 and 44,154.19 is: 60,932.78
Step by Step Solution
- Step 1: Write the proportion equation
79,964.11 : 110,350.47 = 44,154.19 : x - Step 2: Convert to fraction form
79,964.11/110,350.47 = 44,154.19/x - Step 3: Cross multiply
79,964.11x = 110,350.47 × 44,154.19 - Step 4: Simplify right side
79,964.11x = 4,872,435,618.97 - Step 5: Solve for x
x = 4,872,435,618.97/79,964.11 - Step 6: Final answer
x = 60,932.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.