Finding the Fourth Proportional to 151,376.96, 226,659.36 and 84,626.98
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Solution
The fourth proportional to 151,376.96, 226,659.36 and 84,626.98 is: 126,713.45
Step by Step Solution
- Step 1: Write the proportion equation
151,376.96 : 226,659.36 = 84,626.98 : x - Step 2: Convert to fraction form
151,376.96/226,659.36 = 84,626.98/x - Step 3: Cross multiply
151,376.96x = 226,659.36 × 84,626.98 - Step 4: Simplify right side
151,376.96x = 19,181,497,125.53 - Step 5: Solve for x
x = 19,181,497,125.53/151,376.96 - Step 6: Final answer
x = 126,713.45
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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.