Finding the Fourth Proportional to 230,230.62, 317,739.66 and 134,737.29
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Solution
The fourth proportional to 230,230.62, 317,739.66 and 134,737.29 is: 185,949.99
Step by Step Solution
- Step 1: Write the proportion equation
230,230.62 : 317,739.66 = 134,737.29 : x - Step 2: Convert to fraction form
230,230.62/317,739.66 = 134,737.29/x - Step 3: Cross multiply
230,230.62x = 317,739.66 × 134,737.29 - Step 4: Simplify right side
230,230.62x = 42,811,380,713.92 - Step 5: Solve for x
x = 42,811,380,713.92/230,230.62 - Step 6: Final answer
x = 185,949.99
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1.5x scale
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.