Finding the Fourth Proportional to 235,109.09, 324,447.62 and 127,679.88
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Solution
The fourth proportional to 235,109.09, 324,447.62 and 127,679.88 is: 176,196.65
Step by Step Solution
- Step 1: Write the proportion equation
235,109.09 : 324,447.62 = 127,679.88 : x - Step 2: Convert to fraction form
235,109.09/324,447.62 = 127,679.88/x - Step 3: Cross multiply
235,109.09x = 324,447.62 × 127,679.88 - Step 4: Simplify right side
235,109.09x = 41,425,432,549.49 - Step 5: Solve for x
x = 41,425,432,549.49/235,109.09 - Step 6: Final answer
x = 176,196.65
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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.