Finding the Fourth Proportional to 235,337.13, 324,767.79 and 127,907.19
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Solution
The fourth proportional to 235,337.13, 324,767.79 and 127,907.19 is: 176,513.31
Step by Step Solution
- Step 1: Write the proportion equation
235,337.13 : 324,767.79 = 127,907.19 : x - Step 2: Convert to fraction form
235,337.13/324,767.79 = 127,907.19/x - Step 3: Cross multiply
235,337.13x = 324,767.79 × 127,907.19 - Step 4: Simplify right side
235,337.13x = 41,540,135,421.41 - Step 5: Solve for x
x = 41,540,135,421.41/235,337.13 - Step 6: Final answer
x = 176,513.31
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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.