Finding the Fourth Proportional to 134,190.70, 201,286.05 and 40,701.10
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Solution
The fourth proportional to 134,190.70, 201,286.05 and 40,701.10 is: 61,051.65
Step by Step Solution
- Step 1: Write the proportion equation
134,190.70 : 201,286.05 = 40,701.10 : x - Step 2: Convert to fraction form
134,190.70/201,286.05 = 40,701.10/x - Step 3: Cross multiply
134,190.70x = 201,286.05 × 40,701.10 - Step 4: Simplify right side
134,190.70x = 8,192,563,649.66 - Step 5: Solve for x
x = 8,192,563,649.66/134,190.70 - Step 6: Final answer
x = 61,051.65
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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.