Finding the Fourth Proportional to 234,698.10, 351,906.52 and 74,704.94
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Solution
The fourth proportional to 234,698.10, 351,906.52 and 74,704.94 is: 112,012.65
Step by Step Solution
- Step 1: Write the proportion equation
234,698.10 : 351,906.52 = 74,704.94 : x - Step 2: Convert to fraction form
234,698.10/351,906.52 = 74,704.94/x - Step 3: Cross multiply
234,698.10x = 351,906.52 × 74,704.94 - Step 4: Simplify right side
234,698.10x = 26,289,155,462.21 - Step 5: Solve for x
x = 26,289,155,462.21/234,698.10 - Step 6: Final answer
x = 112,012.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.