Finding the Fourth Proportional to 159,626.06, 220,054.99 and 125,575.36
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Solution
The fourth proportional to 159,626.06, 220,054.99 and 125,575.36 is: 173,113.87
Step by Step Solution
- Step 1: Write the proportion equation
159,626.06 : 220,054.99 = 125,575.36 : x - Step 2: Convert to fraction form
159,626.06/220,054.99 = 125,575.36/x - Step 3: Cross multiply
159,626.06x = 220,054.99 × 125,575.36 - Step 4: Simplify right side
159,626.06x = 27,633,484,589.05 - Step 5: Solve for x
x = 27,633,484,589.05/159,626.06 - Step 6: Final answer
x = 173,113.87
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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.