Finding the Fourth Proportional to 93,763.98, 140,638.68 and 41,173.92
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Solution
The fourth proportional to 93,763.98, 140,638.68 and 41,173.92 is: 61,757.68
Step by Step Solution
- Step 1: Write the proportion equation
93,763.98 : 140,638.68 = 41,173.92 : x - Step 2: Convert to fraction form
93,763.98/140,638.68 = 41,173.92/x - Step 3: Cross multiply
93,763.98x = 140,638.68 × 41,173.92 - Step 4: Simplify right side
93,763.98x = 5,790,645,759.23 - Step 5: Solve for x
x = 5,790,645,759.23/93,763.98 - Step 6: Final answer
x = 61,757.68
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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.