Finding the Fourth Proportional to 235,117.62, 324,462.24 and 127,687.68
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Solution
The fourth proportional to 235,117.62, 324,462.24 and 127,687.68 is: 176,208.96
Step by Step Solution
- Step 1: Write the proportion equation
235,117.62 : 324,462.24 = 127,687.68 : x - Step 2: Convert to fraction form
235,117.62/324,462.24 = 127,687.68/x - Step 3: Cross multiply
235,117.62x = 324,462.24 × 127,687.68 - Step 4: Simplify right side
235,117.62x = 41,429,830,673.20 - Step 5: Solve for x
x = 41,429,830,673.20/235,117.62 - Step 6: Final answer
x = 176,208.96
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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.