Finding the Fourth Proportional to 95,640.18, 143,465.37 and 29,075.19
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Solution
The fourth proportional to 95,640.18, 143,465.37 and 29,075.19 is: 43,614.34
Step by Step Solution
- Step 1: Write the proportion equation
95,640.18 : 143,465.37 = 29,075.19 : x - Step 2: Convert to fraction form
95,640.18/143,465.37 = 29,075.19/x - Step 3: Cross multiply
95,640.18x = 143,465.37 × 29,075.19 - Step 4: Simplify right side
95,640.18x = 4,171,282,891.17 - Step 5: Solve for x
x = 4,171,282,891.17/95,640.18 - Step 6: Final answer
x = 43,614.34
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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.