Finding the Fourth Proportional to 271,203.84, 374,272.44 and 156,517.56
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Solution
The fourth proportional to 271,203.84, 374,272.44 and 156,517.56 is: 216,000.66
Step by Step Solution
- Step 1: Write the proportion equation
271,203.84 : 374,272.44 = 156,517.56 : x - Step 2: Convert to fraction form
271,203.84/374,272.44 = 156,517.56/x - Step 3: Cross multiply
271,203.84x = 374,272.44 × 156,517.56 - Step 4: Simplify right side
271,203.84x = 58,580,209,084.05 - Step 5: Solve for x
x = 58,580,209,084.05/271,203.84 - Step 6: Final answer
x = 216,000.66
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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.