Finding the Fourth Proportional to 180,013.14, 270,018.73 and 73,396.68
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Solution
The fourth proportional to 180,013.14, 270,018.73 and 73,396.68 is: 110,094.62
Step by Step Solution
- Step 1: Write the proportion equation
180,013.14 : 270,018.73 = 73,396.68 : x - Step 2: Convert to fraction form
180,013.14/270,018.73 = 73,396.68/x - Step 3: Cross multiply
180,013.14x = 270,018.73 × 73,396.68 - Step 4: Simplify right side
180,013.14x = 19,818,477,184.28 - Step 5: Solve for x
x = 19,818,477,184.28/180,013.14 - Step 6: Final answer
x = 110,094.62
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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.