Finding the Fourth Proportional to 252,059.37, 378,246.70 and 102,299.66
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Solution
The fourth proportional to 252,059.37, 378,246.70 and 102,299.66 is: 153,513.47
Step by Step Solution
- Step 1: Write the proportion equation
252,059.37 : 378,246.70 = 102,299.66 : x - Step 2: Convert to fraction form
252,059.37/378,246.70 = 102,299.66/x - Step 3: Cross multiply
252,059.37x = 378,246.70 × 102,299.66 - Step 4: Simplify right side
252,059.37x = 38,694,508,461.19 - Step 5: Solve for x
x = 38,694,508,461.19/252,059.37 - Step 6: Final answer
x = 153,513.47
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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.