Finding the Fourth Proportional to 225,529.08, 311,373.56 and 140,770.68
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Solution
The fourth proportional to 225,529.08, 311,373.56 and 140,770.68 is: 194,353.06
Step by Step Solution
- Step 1: Write the proportion equation
225,529.08 : 311,373.56 = 140,770.68 : x - Step 2: Convert to fraction form
225,529.08/311,373.56 = 140,770.68/x - Step 3: Cross multiply
225,529.08x = 311,373.56 × 140,770.68 - Step 4: Simplify right side
225,529.08x = 43,832,267,775.22 - Step 5: Solve for x
x = 43,832,267,775.22/225,529.08 - Step 6: Final answer
x = 194,353.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.