Finding the Fourth Proportional to 201,360.96, 301,852.80 and 68,147.96
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Solution
The fourth proportional to 201,360.96, 301,852.80 and 68,147.96 is: 102,158.09
Step by Step Solution
- Step 1: Write the proportion equation
201,360.96 : 301,852.80 = 68,147.96 : x - Step 2: Convert to fraction form
201,360.96/301,852.80 = 68,147.96/x - Step 3: Cross multiply
201,360.96x = 301,852.80 × 68,147.96 - Step 4: Simplify right side
201,360.96x = 20,570,651,031.02 - Step 5: Solve for x
x = 20,570,651,031.02/201,360.96 - Step 6: Final answer
x = 102,158.09
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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.