Finding the Fourth Proportional to 162,170.23, 243,278.56 and 49,859.88
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Solution
The fourth proportional to 162,170.23, 243,278.56 and 49,859.88 is: 74,796.95
Step by Step Solution
- Step 1: Write the proportion equation
162,170.23 : 243,278.56 = 49,859.88 : x - Step 2: Convert to fraction form
162,170.23/243,278.56 = 49,859.88/x - Step 3: Cross multiply
162,170.23x = 243,278.56 × 49,859.88 - Step 4: Simplify right side
162,170.23x = 12,129,838,342.48 - Step 5: Solve for x
x = 12,129,838,342.48/162,170.23 - Step 6: Final answer
x = 74,796.95
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1.5x scale
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.