Finding the Fourth Proportional to 235,273.70, 324,678.12 and 127,845.02
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Solution
The fourth proportional to 235,273.70, 324,678.12 and 127,845.02 is: 176,426.35
Step by Step Solution
- Step 1: Write the proportion equation
235,273.70 : 324,678.12 = 127,845.02 : x - Step 2: Convert to fraction form
235,273.70/324,678.12 = 127,845.02/x - Step 3: Cross multiply
235,273.70x = 324,678.12 × 127,845.02 - Step 4: Simplify right side
235,273.70x = 41,508,480,744.96 - Step 5: Solve for x
x = 41,508,480,744.96/235,273.70 - Step 6: Final answer
x = 176,426.35
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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.