Finding the Fourth Proportional to 91,593.44, 126,409.44 and 51,318.08
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Solution
The fourth proportional to 91,593.44, 126,409.44 and 51,318.08 is: 70,824.83
Step by Step Solution
- Step 1: Write the proportion equation
91,593.44 : 126,409.44 = 51,318.08 : x - Step 2: Convert to fraction form
91,593.44/126,409.44 = 51,318.08/x - Step 3: Cross multiply
91,593.44x = 126,409.44 × 51,318.08 - Step 4: Simplify right side
91,593.44x = 6,487,089,754.68 - Step 5: Solve for x
x = 6,487,089,754.68/91,593.44 - Step 6: Final answer
x = 70,824.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.