Finding the Fourth Proportional to 102,576.84, 153,859.68 and 27,695.94
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Solution
The fourth proportional to 102,576.84, 153,859.68 and 27,695.94 is: 41,542.40
Step by Step Solution
- Step 1: Write the proportion equation
102,576.84 : 153,859.68 = 27,695.94 : x - Step 2: Convert to fraction form
102,576.84/153,859.68 = 27,695.94/x - Step 3: Cross multiply
102,576.84x = 153,859.68 × 27,695.94 - Step 4: Simplify right side
102,576.84x = 4,261,288,465.70 - Step 5: Solve for x
x = 4,261,288,465.70/102,576.84 - Step 6: Final answer
x = 41,542.40
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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.