Finding the Fourth Proportional to 168,309.63, 252,246.24 and 68,352.75
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Solution
The fourth proportional to 168,309.63, 252,246.24 and 68,352.75 is: 102,440.51
Step by Step Solution
- Step 1: Write the proportion equation
168,309.63 : 252,246.24 = 68,352.75 : x - Step 2: Convert to fraction form
168,309.63/252,246.24 = 68,352.75/x - Step 3: Cross multiply
168,309.63x = 252,246.24 × 68,352.75 - Step 4: Simplify right side
168,309.63x = 17,241,724,181.16 - Step 5: Solve for x
x = 17,241,724,181.16/168,309.63 - Step 6: Final answer
x = 102,440.51
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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.