Finding the Fourth Proportional to 186,529.91, 257,398.97 and 104,870.75
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Solution
The fourth proportional to 186,529.91, 257,398.97 and 104,870.75 is: 144,714.71
Step by Step Solution
- Step 1: Write the proportion equation
186,529.91 : 257,398.97 = 104,870.75 : x - Step 2: Convert to fraction form
186,529.91/257,398.97 = 104,870.75/x - Step 3: Cross multiply
186,529.91x = 257,398.97 × 104,870.75 - Step 4: Simplify right side
186,529.91x = 26,993,622,669.65 - Step 5: Solve for x
x = 26,993,622,669.65/186,529.91 - Step 6: Final answer
x = 144,714.71
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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.