Finding the Fourth Proportional to 95,472.84, 143,229.91 and 36,309.63
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Solution
The fourth proportional to 95,472.84, 143,229.91 and 36,309.63 is: 54,472.30
Step by Step Solution
- Step 1: Write the proportion equation
95,472.84 : 143,229.91 = 36,309.63 : x - Step 2: Convert to fraction form
95,472.84/143,229.91 = 36,309.63/x - Step 3: Cross multiply
95,472.84x = 143,229.91 × 36,309.63 - Step 4: Simplify right side
95,472.84x = 5,200,625,037.03 - Step 5: Solve for x
x = 5,200,625,037.03/95,472.84 - Step 6: Final answer
x = 54,472.30
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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.