Finding the Fourth Proportional to 226,892.80, 313,119.36 and 124,929.04
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Solution
The fourth proportional to 226,892.80, 313,119.36 and 124,929.04 is: 172,406.09
Step by Step Solution
- Step 1: Write the proportion equation
226,892.80 : 313,119.36 = 124,929.04 : x - Step 2: Convert to fraction form
226,892.80/313,119.36 = 124,929.04/x - Step 3: Cross multiply
226,892.80x = 313,119.36 × 124,929.04 - Step 4: Simplify right side
226,892.80x = 39,117,701,050.21 - Step 5: Solve for x
x = 39,117,701,050.21/226,892.80 - Step 6: Final answer
x = 172,406.09
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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.