Finding the Fourth Proportional to 193,230.29, 266,657.56 and 107,202.32
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Solution
The fourth proportional to 193,230.29, 266,657.56 and 107,202.32 is: 147,939.06
Step by Step Solution
- Step 1: Write the proportion equation
193,230.29 : 266,657.56 = 107,202.32 : x - Step 2: Convert to fraction form
193,230.29/266,657.56 = 107,202.32/x - Step 3: Cross multiply
193,230.29x = 266,657.56 × 107,202.32 - Step 4: Simplify right side
193,230.29x = 28,586,308,480.57 - Step 5: Solve for x
x = 28,586,308,480.57/193,230.29 - Step 6: Final answer
x = 147,939.06
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1.5x scale
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.