Finding the Fourth Proportional to 194,828.40, 292,242.60 and 173,177.10
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Solution
The fourth proportional to 194,828.40, 292,242.60 and 173,177.10 is: 259,765.65
Step by Step Solution
- Step 1: Write the proportion equation
194,828.40 : 292,242.60 = 173,177.10 : x - Step 2: Convert to fraction form
194,828.40/292,242.60 = 173,177.10/x - Step 3: Cross multiply
194,828.40x = 292,242.60 × 173,177.10 - Step 4: Simplify right side
194,828.40x = 50,609,725,964.46 - Step 5: Solve for x
x = 50,609,725,964.46/194,828.40 - Step 6: Final answer
x = 259,765.65
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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.