Finding the Fourth Proportional to 79,256.94, 118,850.84 and 29,974.38
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Solution
The fourth proportional to 79,256.94, 118,850.84 and 29,974.38 is: 44,948.50
Step by Step Solution
- Step 1: Write the proportion equation
79,256.94 : 118,850.84 = 29,974.38 : x - Step 2: Convert to fraction form
79,256.94/118,850.84 = 29,974.38/x - Step 3: Cross multiply
79,256.94x = 118,850.84 × 29,974.38 - Step 4: Simplify right side
79,256.94x = 3,562,480,241.48 - Step 5: Solve for x
x = 3,562,480,241.48/79,256.94 - Step 6: Final answer
x = 44,948.50
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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.