Finding the Fourth Proportional to 74,756.26, 112,115.26 and 22,153.44
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Solution
The fourth proportional to 74,756.26, 112,115.26 and 22,153.44 is: 33,224.49
Step by Step Solution
- Step 1: Write the proportion equation
74,756.26 : 112,115.26 = 22,153.44 : x - Step 2: Convert to fraction form
74,756.26/112,115.26 = 22,153.44/x - Step 3: Cross multiply
74,756.26x = 112,115.26 × 22,153.44 - Step 4: Simplify right side
74,756.26x = 2,483,738,685.49 - Step 5: Solve for x
x = 2,483,738,685.49/74,756.26 - Step 6: Final answer
x = 33,224.49
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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.