Finding the Fourth Proportional to 75,497.44, 113,246.18 and 22,189.42
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Solution
The fourth proportional to 75,497.44, 113,246.18 and 22,189.42 is: 33,284.14
Step by Step Solution
- Step 1: Write the proportion equation
75,497.44 : 113,246.18 = 22,189.42 : x - Step 2: Convert to fraction form
75,497.44/113,246.18 = 22,189.42/x - Step 3: Cross multiply
75,497.44x = 113,246.18 × 22,189.42 - Step 4: Simplify right side
75,497.44x = 2,512,867,051.42 - Step 5: Solve for x
x = 2,512,867,051.42/75,497.44 - Step 6: Final answer
x = 33,284.14
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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.