Finding the Fourth Proportional to 194,044.91, 267,683.99 and 113,419.76
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Solution
The fourth proportional to 194,044.91, 267,683.99 and 113,419.76 is: 156,461.99
Step by Step Solution
- Step 1: Write the proportion equation
194,044.91 : 267,683.99 = 113,419.76 : x - Step 2: Convert to fraction form
194,044.91/267,683.99 = 113,419.76/x - Step 3: Cross multiply
194,044.91x = 267,683.99 × 113,419.76 - Step 4: Simplify right side
194,044.91x = 30,360,651,996.12 - Step 5: Solve for x
x = 30,360,651,996.12/194,044.91 - Step 6: Final answer
x = 156,461.99
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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.