Finding the Fourth Proportional to 94,762.85, 142,020.99 and 38,537.42
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Solution
The fourth proportional to 94,762.85, 142,020.99 and 38,537.42 is: 57,755.99
Step by Step Solution
- Step 1: Write the proportion equation
94,762.85 : 142,020.99 = 38,537.42 : x - Step 2: Convert to fraction form
94,762.85/142,020.99 = 38,537.42/x - Step 3: Cross multiply
94,762.85x = 142,020.99 × 38,537.42 - Step 4: Simplify right side
94,762.85x = 5,473,121,830.34 - Step 5: Solve for x
x = 5,473,121,830.34/94,762.85 - Step 6: Final answer
x = 57,755.99
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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.