Finding the Fourth Proportional to 168,557.81, 252,802.49 and 61,905.11
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Solution
The fourth proportional to 168,557.81, 252,802.49 and 61,905.11 is: 92,845.09
Step by Step Solution
- Step 1: Write the proportion equation
168,557.81 : 252,802.49 = 61,905.11 : x - Step 2: Convert to fraction form
168,557.81/252,802.49 = 61,905.11/x - Step 3: Cross multiply
168,557.81x = 252,802.49 × 61,905.11 - Step 4: Simplify right side
168,557.81x = 15,649,764,378.19 - Step 5: Solve for x
x = 15,649,764,378.19/168,557.81 - Step 6: Final answer
x = 92,845.09
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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.