Finding the Fourth Proportional to 201,906.90, 302,860.35 and 96,671.70
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Solution
The fourth proportional to 201,906.90, 302,860.35 and 96,671.70 is: 145,007.55
Step by Step Solution
- Step 1: Write the proportion equation
201,906.90 : 302,860.35 = 96,671.70 : x - Step 2: Convert to fraction form
201,906.90/302,860.35 = 96,671.70/x - Step 3: Cross multiply
201,906.90x = 302,860.35 × 96,671.70 - Step 4: Simplify right side
201,906.90x = 29,278,024,897.10 - Step 5: Solve for x
x = 29,278,024,897.10/201,906.90 - Step 6: Final answer
x = 145,007.55
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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.