Finding the Fourth Proportional to 194,372.70, 268,142.63 and 113,750.34
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Solution
The fourth proportional to 194,372.70, 268,142.63 and 113,750.34 is: 156,921.80
Step by Step Solution
- Step 1: Write the proportion equation
194,372.70 : 268,142.63 = 113,750.34 : x - Step 2: Convert to fraction form
194,372.70/268,142.63 = 113,750.34/x - Step 3: Cross multiply
194,372.70x = 268,142.63 × 113,750.34 - Step 4: Simplify right side
194,372.70x = 30,501,314,762.24 - Step 5: Solve for x
x = 30,501,314,762.24/194,372.70 - Step 6: Final answer
x = 156,921.80
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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.