Finding the Fourth Proportional to 235,285.66, 324,697.21 and 127,857.49
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Solution
The fourth proportional to 235,285.66, 324,697.21 and 127,857.49 is: 176,444.96
Step by Step Solution
- Step 1: Write the proportion equation
235,285.66 : 324,697.21 = 127,857.49 : x - Step 2: Convert to fraction form
235,285.66/324,697.21 = 127,857.49/x - Step 3: Cross multiply
235,285.66x = 324,697.21 × 127,857.49 - Step 4: Simplify right side
235,285.66x = 41,514,969,149.22 - Step 5: Solve for x
x = 41,514,969,149.22/235,285.66 - Step 6: Final answer
x = 176,444.96
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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.