Finding the Fourth Proportional to 79,383.48, 119,067.98 and 26,793.42
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Solution
The fourth proportional to 79,383.48, 119,067.98 and 26,793.42 is: 40,187.68
Step by Step Solution
- Step 1: Write the proportion equation
79,383.48 : 119,067.98 = 26,793.42 : x - Step 2: Convert to fraction form
79,383.48/119,067.98 = 26,793.42/x - Step 3: Cross multiply
79,383.48x = 119,067.98 × 26,793.42 - Step 4: Simplify right side
79,383.48x = 3,190,238,262.72 - Step 5: Solve for x
x = 3,190,238,262.72/79,383.48 - Step 6: Final answer
x = 40,187.68
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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.