Finding the Fourth Proportional to 75,627.05, 113,414.13 and 22,304.88
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Solution
The fourth proportional to 75,627.05, 113,414.13 and 22,304.88 is: 33,449.53
Step by Step Solution
- Step 1: Write the proportion equation
75,627.05 : 113,414.13 = 22,304.88 : x - Step 2: Convert to fraction form
75,627.05/113,414.13 = 22,304.88/x - Step 3: Cross multiply
75,627.05x = 113,414.13 × 22,304.88 - Step 4: Simplify right side
75,627.05x = 2,529,688,985.26 - Step 5: Solve for x
x = 2,529,688,985.26/75,627.05 - Step 6: Final answer
x = 33,449.53
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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.