Finding the Fourth Proportional to 168,458.66, 252,670.97 and 56,126.82
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Solution
The fourth proportional to 168,458.66, 252,670.97 and 56,126.82 is: 84,184.56
Step by Step Solution
- Step 1: Write the proportion equation
168,458.66 : 252,670.97 = 56,126.82 : x - Step 2: Convert to fraction form
168,458.66/252,670.97 = 56,126.82/x - Step 3: Cross multiply
168,458.66x = 252,670.97 × 56,126.82 - Step 4: Simplify right side
168,458.66x = 14,181,617,771.78 - Step 5: Solve for x
x = 14,181,617,771.78/168,458.66 - Step 6: Final answer
x = 84,184.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.