Finding the Fourth Proportional to 151,199.42, 226,850.12 and 66,948.08
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Solution
The fourth proportional to 151,199.42, 226,850.12 and 66,948.08 is: 100,444.70
Step by Step Solution
- Step 1: Write the proportion equation
151,199.42 : 226,850.12 = 66,948.08 : x - Step 2: Convert to fraction form
151,199.42/226,850.12 = 66,948.08/x - Step 3: Cross multiply
151,199.42x = 226,850.12 × 66,948.08 - Step 4: Simplify right side
151,199.42x = 15,187,179,647.03 - Step 5: Solve for x
x = 15,187,179,647.03/151,199.42 - Step 6: Final answer
x = 100,444.70
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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.