Finding the Fourth Proportional to 181,765.50, 250,855.83 and 106,377.18
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Solution
The fourth proportional to 181,765.50, 250,855.83 and 106,377.18 is: 146,811.89
Step by Step Solution
- Step 1: Write the proportion equation
181,765.50 : 250,855.83 = 106,377.18 : x - Step 2: Convert to fraction form
181,765.50/250,855.83 = 106,377.18/x - Step 3: Cross multiply
181,765.50x = 250,855.83 × 106,377.18 - Step 4: Simplify right side
181,765.50x = 26,685,335,781.96 - Step 5: Solve for x
x = 26,685,335,781.96/181,765.50 - Step 6: Final answer
x = 146,811.89
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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.