Finding the Fourth Proportional to 228,964.99, 343,519.91 and 102,713.53
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Solution
The fourth proportional to 228,964.99, 343,519.91 and 102,713.53 is: 154,102.78
Step by Step Solution
- Step 1: Write the proportion equation
228,964.99 : 343,519.91 = 102,713.53 : x - Step 2: Convert to fraction form
228,964.99/343,519.91 = 102,713.53/x - Step 3: Cross multiply
228,964.99x = 343,519.91 × 102,713.53 - Step 4: Simplify right side
228,964.99x = 35,284,140,350.22 - Step 5: Solve for x
x = 35,284,140,350.22/228,964.99 - Step 6: Final answer
x = 154,102.78
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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.