Finding the Fourth Proportional to 75,175.60, 112,759.41 and 25,256.08
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Solution
The fourth proportional to 75,175.60, 112,759.41 and 25,256.08 is: 37,882.78
Step by Step Solution
- Step 1: Write the proportion equation
75,175.60 : 112,759.41 = 25,256.08 : x - Step 2: Convert to fraction form
75,175.60/112,759.41 = 25,256.08/x - Step 3: Cross multiply
75,175.60x = 112,759.41 × 25,256.08 - Step 4: Simplify right side
75,175.60x = 2,847,860,679.71 - Step 5: Solve for x
x = 2,847,860,679.71/75,175.60 - Step 6: Final answer
x = 37,882.78
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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.