Finding the Fourth Proportional to 149,833.08, 206,769.02 and 82,765.08
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Solution
The fourth proportional to 149,833.08, 206,769.02 and 82,765.08 is: 114,215.46
Step by Step Solution
- Step 1: Write the proportion equation
149,833.08 : 206,769.02 = 82,765.08 : x - Step 2: Convert to fraction form
149,833.08/206,769.02 = 82,765.08/x - Step 3: Cross multiply
149,833.08x = 206,769.02 × 82,765.08 - Step 4: Simplify right side
149,833.08x = 17,113,254,481.82 - Step 5: Solve for x
x = 17,113,254,481.82/149,833.08 - Step 6: Final answer
x = 114,215.46
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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.