Finding the Fourth Proportional to 134,115.48, 201,173.67 and 40,621.23
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Solution
The fourth proportional to 134,115.48, 201,173.67 and 40,621.23 is: 60,931.98
Step by Step Solution
- Step 1: Write the proportion equation
134,115.48 : 201,173.67 = 40,621.23 : x - Step 2: Convert to fraction form
134,115.48/201,173.67 = 40,621.23/x - Step 3: Cross multiply
134,115.48x = 201,173.67 × 40,621.23 - Step 4: Simplify right side
134,115.48x = 8,171,921,919.01 - Step 5: Solve for x
x = 8,171,921,919.01/134,115.48 - Step 6: Final answer
x = 60,931.98
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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.