Finding the Fourth Proportional to 122,592.48, 183,903.12 and 43,717.92
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Solution
The fourth proportional to 122,592.48, 183,903.12 and 43,717.92 is: 65,582.02
Step by Step Solution
- Step 1: Write the proportion equation
122,592.48 : 183,903.12 = 43,717.92 : x - Step 2: Convert to fraction form
122,592.48/183,903.12 = 43,717.92/x - Step 3: Cross multiply
122,592.48x = 183,903.12 × 43,717.92 - Step 4: Simplify right side
122,592.48x = 8,039,861,887.91 - Step 5: Solve for x
x = 8,039,861,887.91/122,592.48 - Step 6: Final answer
x = 65,582.02
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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.