Finding the Fourth Proportional to 168,197.21, 252,252.83 and 49,840.92
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Solution
The fourth proportional to 168,197.21, 252,252.83 and 49,840.92 is: 74,748.64
Step by Step Solution
- Step 1: Write the proportion equation
168,197.21 : 252,252.83 = 49,840.92 : x - Step 2: Convert to fraction form
168,197.21/252,252.83 = 49,840.92/x - Step 3: Cross multiply
168,197.21x = 252,252.83 × 49,840.92 - Step 4: Simplify right side
168,197.21x = 12,572,513,244.41 - Step 5: Solve for x
x = 12,572,513,244.41/168,197.21 - Step 6: Final answer
x = 74,748.64
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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.