Finding the Fourth Proportional to 175,787.44, 263,461.84 and 85,755.96
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Solution
The fourth proportional to 175,787.44, 263,461.84 and 85,755.96 is: 128,526.95
Step by Step Solution
- Step 1: Write the proportion equation
175,787.44 : 263,461.84 = 85,755.96 : x - Step 2: Convert to fraction form
175,787.44/263,461.84 = 85,755.96/x - Step 3: Cross multiply
175,787.44x = 263,461.84 × 85,755.96 - Step 4: Simplify right side
175,787.44x = 22,593,423,012.57 - Step 5: Solve for x
x = 22,593,423,012.57/175,787.44 - Step 6: Final answer
x = 128,526.95
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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.