Finding the Fourth Proportional to 95,872.84, 143,809.26 and 29,312.97
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Solution
The fourth proportional to 95,872.84, 143,809.26 and 29,312.97 is: 43,969.45
Step by Step Solution
- Step 1: Write the proportion equation
95,872.84 : 143,809.26 = 29,312.97 : x - Step 2: Convert to fraction form
95,872.84/143,809.26 = 29,312.97/x - Step 3: Cross multiply
95,872.84x = 143,809.26 × 29,312.97 - Step 4: Simplify right side
95,872.84x = 4,215,476,091.30 - Step 5: Solve for x
x = 4,215,476,091.30/95,872.84 - Step 6: Final answer
x = 43,969.45
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1.5x scale
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.