Finding the Fourth Proportional to 151,170.26, 226,895.58 and 76,343.06
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Solution
The fourth proportional to 151,170.26, 226,895.58 and 76,343.06 is: 114,585.40
Step by Step Solution
- Step 1: Write the proportion equation
151,170.26 : 226,895.58 = 76,343.06 : x - Step 2: Convert to fraction form
151,170.26/226,895.58 = 76,343.06/x - Step 3: Cross multiply
151,170.26x = 226,895.58 × 76,343.06 - Step 4: Simplify right side
151,170.26x = 17,321,903,444.91 - Step 5: Solve for x
x = 17,321,903,444.91/151,170.26 - Step 6: Final answer
x = 114,585.40
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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.