Finding the Fourth Proportional to 223,898.60, 336,107.10 and 135,252.20
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Solution
The fourth proportional to 223,898.60, 336,107.10 and 135,252.20 is: 203,034.88
Step by Step Solution
- Step 1: Write the proportion equation
223,898.60 : 336,107.10 = 135,252.20 : x - Step 2: Convert to fraction form
223,898.60/336,107.10 = 135,252.20/x - Step 3: Cross multiply
223,898.60x = 336,107.10 × 135,252.20 - Step 4: Simplify right side
223,898.60x = 45,459,224,710.62 - Step 5: Solve for x
x = 45,459,224,710.62/223,898.60 - Step 6: Final answer
x = 203,034.88
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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.