Finding the Fourth Proportional to 95,868.94, 143,821.86 and 43,278.44
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Solution
The fourth proportional to 95,868.94, 143,821.86 and 43,278.44 is: 64,925.99
Step by Step Solution
- Step 1: Write the proportion equation
95,868.94 : 143,821.86 = 43,278.44 : x - Step 2: Convert to fraction form
95,868.94/143,821.86 = 43,278.44/x - Step 3: Cross multiply
95,868.94x = 143,821.86 × 43,278.44 - Step 4: Simplify right side
95,868.94x = 6,224,385,738.70 - Step 5: Solve for x
x = 6,224,385,738.70/95,868.94 - Step 6: Final answer
x = 64,925.99
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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.