Finding the Fourth Proportional to 181,525.74, 272,484.63 and 137,631.84
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Solution
The fourth proportional to 181,525.74, 272,484.63 and 137,631.84 is: 206,596.38
Step by Step Solution
- Step 1: Write the proportion equation
181,525.74 : 272,484.63 = 137,631.84 : x - Step 2: Convert to fraction form
181,525.74/272,484.63 = 137,631.84/x - Step 3: Cross multiply
181,525.74x = 272,484.63 × 137,631.84 - Step 4: Simplify right side
181,525.74x = 37,502,560,998.62 - Step 5: Solve for x
x = 37,502,560,998.62/181,525.74 - Step 6: Final answer
x = 206,596.38
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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.