Finding the Fourth Proportional to 172,956.23, 259,803.10 and 162,844.09
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Solution
The fourth proportional to 172,956.23, 259,803.10 and 162,844.09 is: 244,613.33
Step by Step Solution
- Step 1: Write the proportion equation
172,956.23 : 259,803.10 = 162,844.09 : x - Step 2: Convert to fraction form
172,956.23/259,803.10 = 162,844.09/x - Step 3: Cross multiply
172,956.23x = 259,803.10 × 162,844.09 - Step 4: Simplify right side
172,956.23x = 42,307,398,952.73 - Step 5: Solve for x
x = 42,307,398,952.73/172,956.23 - Step 6: Final answer
x = 244,613.33
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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.