Finding the Fourth Proportional to 234,604.22, 351,338.05 and 162,354.68
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Solution
The fourth proportional to 234,604.22, 351,338.05 and 162,354.68 is: 243,138.75
Step by Step Solution
- Step 1: Write the proportion equation
234,604.22 : 351,338.05 = 162,354.68 : x - Step 2: Convert to fraction form
234,604.22/351,338.05 = 162,354.68/x - Step 3: Cross multiply
234,604.22x = 351,338.05 × 162,354.68 - Step 4: Simplify right side
234,604.22x = 57,041,376,679.57 - Step 5: Solve for x
x = 57,041,376,679.57/234,604.22 - Step 6: Final answer
x = 243,138.75
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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.