Finding the Fourth Proportional to 230,057.91, 317,451.39 and 133,260.54
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Solution
The fourth proportional to 230,057.91, 317,451.39 and 133,260.54 is: 183,883.02
Step by Step Solution
- Step 1: Write the proportion equation
230,057.91 : 317,451.39 = 133,260.54 : x - Step 2: Convert to fraction form
230,057.91/317,451.39 = 133,260.54/x - Step 3: Cross multiply
230,057.91x = 317,451.39 × 133,260.54 - Step 4: Simplify right side
230,057.91x = 42,303,743,655.15 - Step 5: Solve for x
x = 42,303,743,655.15/230,057.91 - Step 6: Final answer
x = 183,883.02
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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.