Finding the Fourth Proportional to 224,651.11, 336,863.99 and 74,838.73
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Solution
The fourth proportional to 224,651.11, 336,863.99 and 74,838.73 is: 112,220.56
Step by Step Solution
- Step 1: Write the proportion equation
224,651.11 : 336,863.99 = 74,838.73 : x - Step 2: Convert to fraction form
224,651.11/336,863.99 = 74,838.73/x - Step 3: Cross multiply
224,651.11x = 336,863.99 × 74,838.73 - Step 4: Simplify right side
224,651.11x = 25,210,472,820.14 - Step 5: Solve for x
x = 25,210,472,820.14/224,651.11 - Step 6: Final answer
x = 112,220.56
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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.