Finding the Fourth Proportional to 170,606.82, 235,431.72 and 94,126.08
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Solution
The fourth proportional to 170,606.82, 235,431.72 and 94,126.08 is: 129,890.85
Step by Step Solution
- Step 1: Write the proportion equation
170,606.82 : 235,431.72 = 94,126.08 : x - Step 2: Convert to fraction form
170,606.82/235,431.72 = 94,126.08/x - Step 3: Cross multiply
170,606.82x = 235,431.72 × 94,126.08 - Step 4: Simplify right side
170,606.82x = 22,160,264,911.26 - Step 5: Solve for x
x = 22,160,264,911.26/170,606.82 - Step 6: Final answer
x = 129,890.85
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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.