Finding the Fourth Proportional to 178,561.04, 246,421.33 and 97,991.44
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Solution
The fourth proportional to 178,561.04, 246,421.33 and 97,991.44 is: 135,232.08
Step by Step Solution
- Step 1: Write the proportion equation
178,561.04 : 246,421.33 = 97,991.44 : x - Step 2: Convert to fraction form
178,561.04/246,421.33 = 97,991.44/x - Step 3: Cross multiply
178,561.04x = 246,421.33 × 97,991.44 - Step 4: Simplify right side
178,561.04x = 24,147,180,112.38 - Step 5: Solve for x
x = 24,147,180,112.38/178,561.04 - Step 6: Final answer
x = 135,232.08
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1.5x scale
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.