Finding the Fourth Proportional to 235,506.44, 324,988.98 and 133,538.78
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Solution
The fourth proportional to 235,506.44, 324,988.98 and 133,538.78 is: 184,277.90
Step by Step Solution
- Step 1: Write the proportion equation
235,506.44 : 324,988.98 = 133,538.78 : x - Step 2: Convert to fraction form
235,506.44/324,988.98 = 133,538.78/x - Step 3: Cross multiply
235,506.44x = 324,988.98 × 133,538.78 - Step 4: Simplify right side
235,506.44x = 43,398,631,902.64 - Step 5: Solve for x
x = 43,398,631,902.64/235,506.44 - Step 6: Final answer
x = 184,277.90
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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.