Finding the Fourth Proportional to 83,822.99, 125,722.19 and 27,664.94
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Solution
The fourth proportional to 83,822.99, 125,722.19 and 27,664.94 is: 41,493.34
Step by Step Solution
- Step 1: Write the proportion equation
83,822.99 : 125,722.19 = 27,664.94 : x - Step 2: Convert to fraction form
83,822.99/125,722.19 = 27,664.94/x - Step 3: Cross multiply
83,822.99x = 125,722.19 × 27,664.94 - Step 4: Simplify right side
83,822.99x = 3,478,096,076.08 - Step 5: Solve for x
x = 3,478,096,076.08/83,822.99 - Step 6: Final answer
x = 41,493.34
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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.