Finding the Fourth Proportional to 114,142.14, 171,170.64 and 39,241.08
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Solution
The fourth proportional to 114,142.14, 171,170.64 and 39,241.08 is: 58,846.98
Step by Step Solution
- Step 1: Write the proportion equation
114,142.14 : 171,170.64 = 39,241.08 : x - Step 2: Convert to fraction form
114,142.14/171,170.64 = 39,241.08/x - Step 3: Cross multiply
114,142.14x = 171,170.64 × 39,241.08 - Step 4: Simplify right side
114,142.14x = 6,716,920,777.89 - Step 5: Solve for x
x = 6,716,920,777.89/114,142.14 - Step 6: Final answer
x = 58,846.98
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1.5x scale
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.