Finding the Fourth Proportional to 230,201.12, 345,330.84 and 63,989.12
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Solution
The fourth proportional to 230,201.12, 345,330.84 and 63,989.12 is: 95,991.79
Step by Step Solution
- Step 1: Write the proportion equation
230,201.12 : 345,330.84 = 63,989.12 : x - Step 2: Convert to fraction form
230,201.12/345,330.84 = 63,989.12/x - Step 3: Cross multiply
230,201.12x = 345,330.84 × 63,989.12 - Step 4: Simplify right side
230,201.12x = 22,097,416,560.46 - Step 5: Solve for x
x = 22,097,416,560.46/230,201.12 - Step 6: Final answer
x = 95,991.79
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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.