Finding the Fourth Proportional to 259,713.13, 358,425.99 and 146,557.75
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Solution
The fourth proportional to 259,713.13, 358,425.99 and 146,557.75 is: 202,262.04
Step by Step Solution
- Step 1: Write the proportion equation
259,713.13 : 358,425.99 = 146,557.75 : x - Step 2: Convert to fraction form
259,713.13/358,425.99 = 146,557.75/x - Step 3: Cross multiply
259,713.13x = 358,425.99 × 146,557.75 - Step 4: Simplify right side
259,713.13x = 52,530,106,635.92 - Step 5: Solve for x
x = 52,530,106,635.92/259,713.13 - Step 6: Final answer
x = 202,262.04
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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.