Finding the Fourth Proportional to 170,480.53, 235,363.94 and 151,565.31
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Solution
The fourth proportional to 170,480.53, 235,363.94 and 151,565.31 is: 209,249.75
Step by Step Solution
- Step 1: Write the proportion equation
170,480.53 : 235,363.94 = 151,565.31 : x - Step 2: Convert to fraction form
170,480.53/235,363.94 = 151,565.31/x - Step 3: Cross multiply
170,480.53x = 235,363.94 × 151,565.31 - Step 4: Simplify right side
170,480.53x = 35,673,008,528.92 - Step 5: Solve for x
x = 35,673,008,528.92/170,480.53 - Step 6: Final answer
x = 209,249.75
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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.