Finding the Fourth Proportional to 76,537.65, 114,858.74 and 26,617.26
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Solution
The fourth proportional to 76,537.65, 114,858.74 and 26,617.26 is: 39,944.07
Step by Step Solution
- Step 1: Write the proportion equation
76,537.65 : 114,858.74 = 26,617.26 : x - Step 2: Convert to fraction form
76,537.65/114,858.74 = 26,617.26/x - Step 3: Cross multiply
76,537.65x = 114,858.74 × 26,617.26 - Step 4: Simplify right side
76,537.65x = 3,057,224,945.85 - Step 5: Solve for x
x = 3,057,224,945.85/76,537.65 - Step 6: Final answer
x = 39,944.07
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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.