Finding the Fourth Proportional to 79,358.54, 109,514.97 and 43,548.84
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Solution
The fourth proportional to 79,358.54, 109,514.97 and 43,548.84 is: 60,097.50
Step by Step Solution
- Step 1: Write the proportion equation
79,358.54 : 109,514.97 = 43,548.84 : x - Step 2: Convert to fraction form
79,358.54/109,514.97 = 43,548.84/x - Step 3: Cross multiply
79,358.54x = 109,514.97 × 43,548.84 - Step 4: Simplify right side
79,358.54x = 4,769,249,906.13 - Step 5: Solve for x
x = 4,769,249,906.13/79,358.54 - Step 6: Final answer
x = 60,097.50
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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.