Finding the Fourth Proportional to 202,564.44, 279,514.62 and 111,914.82
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Solution
The fourth proportional to 202,564.44, 279,514.62 and 111,914.82 is: 154,429.02
Step by Step Solution
- Step 1: Write the proportion equation
202,564.44 : 279,514.62 = 111,914.82 : x - Step 2: Convert to fraction form
202,564.44/279,514.62 = 111,914.82/x - Step 3: Cross multiply
202,564.44x = 279,514.62 × 111,914.82 - Step 4: Simplify right side
202,564.44x = 31,281,828,384.67 - Step 5: Solve for x
x = 31,281,828,384.67/202,564.44 - Step 6: Final answer
x = 154,429.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.