Finding the Fourth Proportional to 271,246.20, 374,243.81 and 158,047.08
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Solution
The fourth proportional to 271,246.20, 374,243.81 and 158,047.08 is: 218,060.72
Step by Step Solution
- Step 1: Write the proportion equation
271,246.20 : 374,243.81 = 158,047.08 : x - Step 2: Convert to fraction form
271,246.20/374,243.81 = 158,047.08/x - Step 3: Cross multiply
271,246.20x = 374,243.81 × 158,047.08 - Step 4: Simplify right side
271,246.20x = 59,148,140,588.34 - Step 5: Solve for x
x = 59,148,140,588.34/271,246.20 - Step 6: Final answer
x = 218,060.72
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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.