Finding the Fourth Proportional to 149,422.54, 206,202.62 and 82,354.54
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Solution
The fourth proportional to 149,422.54, 206,202.62 and 82,354.54 is: 113,649.00
Step by Step Solution
- Step 1: Write the proportion equation
149,422.54 : 206,202.62 = 82,354.54 : x - Step 2: Convert to fraction form
149,422.54/206,202.62 = 82,354.54/x - Step 3: Cross multiply
149,422.54x = 206,202.62 × 82,354.54 - Step 4: Simplify right side
149,422.54x = 16,981,721,916.89 - Step 5: Solve for x
x = 16,981,721,916.89/149,422.54 - Step 6: Final answer
x = 113,649.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.