Finding the Fourth Proportional to 86,204.24, 129,306.36 and 27,044.64
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Solution
The fourth proportional to 86,204.24, 129,306.36 and 27,044.64 is: 40,566.96
Step by Step Solution
- Step 1: Write the proportion equation
86,204.24 : 129,306.36 = 27,044.64 : x - Step 2: Convert to fraction form
86,204.24/129,306.36 = 27,044.64/x - Step 3: Cross multiply
86,204.24x = 129,306.36 × 27,044.64 - Step 4: Simplify right side
86,204.24x = 3,497,043,955.91 - Step 5: Solve for x
x = 3,497,043,955.91/86,204.24 - Step 6: Final answer
x = 40,566.96
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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.