Finding the Fourth Proportional to 201,391.80, 301,742.10 and 95,983.80
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Solution
The fourth proportional to 201,391.80, 301,742.10 and 95,983.80 is: 143,810.99
Step by Step Solution
- Step 1: Write the proportion equation
201,391.80 : 301,742.10 = 95,983.80 : x - Step 2: Convert to fraction form
201,391.80/301,742.10 = 95,983.80/x - Step 3: Cross multiply
201,391.80x = 301,742.10 × 95,983.80 - Step 4: Simplify right side
201,391.80x = 28,962,353,377.98 - Step 5: Solve for x
x = 28,962,353,377.98/201,391.80 - Step 6: Final answer
x = 143,810.99
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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.