Finding the Fourth Proportional to 214,290.05, 295,723.86 and 117,491.88
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Solution
The fourth proportional to 214,290.05, 295,723.86 and 117,491.88 is: 162,140.76
Step by Step Solution
- Step 1: Write the proportion equation
214,290.05 : 295,723.86 = 117,491.88 : x - Step 2: Convert to fraction form
214,290.05/295,723.86 = 117,491.88/x - Step 3: Cross multiply
214,290.05x = 295,723.86 × 117,491.88 - Step 4: Simplify right side
214,290.05x = 34,745,152,272.26 - Step 5: Solve for x
x = 34,745,152,272.26/214,290.05 - Step 6: Final answer
x = 162,140.76
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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.