Finding the Fourth Proportional to 73,909.64, 110,795.34 and 27,149.96
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Solution
The fourth proportional to 73,909.64, 110,795.34 and 27,149.96 is: 40,699.55
Step by Step Solution
- Step 1: Write the proportion equation
73,909.64 : 110,795.34 = 27,149.96 : x - Step 2: Convert to fraction form
73,909.64/110,795.34 = 27,149.96/x - Step 3: Cross multiply
73,909.64x = 110,795.34 × 27,149.96 - Step 4: Simplify right side
73,909.64x = 3,008,089,049.19 - Step 5: Solve for x
x = 3,008,089,049.19/73,909.64 - Step 6: Final answer
x = 40,699.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.