Finding the Fourth Proportional to 133,936.60, 201,135.30 and 94,768.60
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Solution
The fourth proportional to 133,936.60, 201,135.30 and 94,768.60 is: 142,315.92
Step by Step Solution
- Step 1: Write the proportion equation
133,936.60 : 201,135.30 = 94,768.60 : x - Step 2: Convert to fraction form
133,936.60/201,135.30 = 94,768.60/x - Step 3: Cross multiply
133,936.60x = 201,135.30 × 94,768.60 - Step 4: Simplify right side
133,936.60x = 19,061,310,791.58 - Step 5: Solve for x
x = 19,061,310,791.58/133,936.60 - Step 6: Final answer
x = 142,315.92
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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.