Finding the Fourth Proportional to 180,431.42, 270,573.14 and 54,027.14
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Solution
The fourth proportional to 180,431.42, 270,573.14 and 54,027.14 is: 81,018.55
Step by Step Solution
- Step 1: Write the proportion equation
180,431.42 : 270,573.14 = 54,027.14 : x - Step 2: Convert to fraction form
180,431.42/270,573.14 = 54,027.14/x - Step 3: Cross multiply
180,431.42x = 270,573.14 × 54,027.14 - Step 4: Simplify right side
180,431.42x = 14,618,292,915.02 - Step 5: Solve for x
x = 14,618,292,915.02/180,431.42 - Step 6: Final answer
x = 81,018.55
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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.