Finding the Fourth Proportional to 234,237.96, 351,230.58 and 121,640.40
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Solution
The fourth proportional to 234,237.96, 351,230.58 and 121,640.40 is: 182,394.98
Step by Step Solution
- Step 1: Write the proportion equation
234,237.96 : 351,230.58 = 121,640.40 : x - Step 2: Convert to fraction form
234,237.96/351,230.58 = 121,640.40/x - Step 3: Cross multiply
234,237.96x = 351,230.58 × 121,640.40 - Step 4: Simplify right side
234,237.96x = 42,723,828,243.43 - Step 5: Solve for x
x = 42,723,828,243.43/234,237.96 - Step 6: Final answer
x = 182,394.98
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1.5x scale
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.