Finding the Fourth Proportional to 181,502.36, 272,266.50 and 48,381.92
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Solution
The fourth proportional to 181,502.36, 272,266.50 and 48,381.92 is: 72,576.33
Step by Step Solution
- Step 1: Write the proportion equation
181,502.36 : 272,266.50 = 48,381.92 : x - Step 2: Convert to fraction form
181,502.36/272,266.50 = 48,381.92/x - Step 3: Cross multiply
181,502.36x = 272,266.50 × 48,381.92 - Step 4: Simplify right side
181,502.36x = 13,172,776,021.68 - Step 5: Solve for x
x = 13,172,776,021.68/181,502.36 - Step 6: Final answer
x = 72,576.33
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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.