Finding the Fourth Proportional to 194,484.44, 268,318.76 and 113,882.55
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Solution
The fourth proportional to 194,484.44, 268,318.76 and 113,882.55 is: 157,117.07
Step by Step Solution
- Step 1: Write the proportion equation
194,484.44 : 268,318.76 = 113,882.55 : x - Step 2: Convert to fraction form
194,484.44/268,318.76 = 113,882.55/x - Step 3: Cross multiply
194,484.44x = 268,318.76 × 113,882.55 - Step 4: Simplify right side
194,484.44x = 30,556,824,032.23 - Step 5: Solve for x
x = 30,556,824,032.23/194,484.44 - Step 6: Final answer
x = 157,117.07
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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.