Finding the Fourth Proportional to 89,759.52, 134,638.88 and 23,193.99
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Solution
The fourth proportional to 89,759.52, 134,638.88 and 23,193.99 is: 34,790.88
Step by Step Solution
- Step 1: Write the proportion equation
89,759.52 : 134,638.88 = 23,193.99 : x - Step 2: Convert to fraction form
89,759.52/134,638.88 = 23,193.99/x - Step 3: Cross multiply
89,759.52x = 134,638.88 × 23,193.99 - Step 4: Simplify right side
89,759.52x = 3,122,813,114.94 - Step 5: Solve for x
x = 3,122,813,114.94/89,759.52 - Step 6: Final answer
x = 34,790.88
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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.