Finding the Fourth Proportional to 181,722.99, 272,584.42 and 48,599.79
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Solution
The fourth proportional to 181,722.99, 272,584.42 and 48,599.79 is: 72,899.67
Step by Step Solution
- Step 1: Write the proportion equation
181,722.99 : 272,584.42 = 48,599.79 : x - Step 2: Convert to fraction form
181,722.99/272,584.42 = 48,599.79/x - Step 3: Cross multiply
181,722.99x = 272,584.42 × 48,599.79 - Step 4: Simplify right side
181,722.99x = 13,247,545,192.22 - Step 5: Solve for x
x = 13,247,545,192.22/181,722.99 - Step 6: Final answer
x = 72,899.67
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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.