Finding the Fourth Proportional to 168,216.03, 252,338.63 and 61,628.94
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Solution
The fourth proportional to 168,216.03, 252,338.63 and 61,628.94 is: 92,448.75
Step by Step Solution
- Step 1: Write the proportion equation
168,216.03 : 252,338.63 = 61,628.94 : x - Step 2: Convert to fraction form
168,216.03/252,338.63 = 61,628.94/x - Step 3: Cross multiply
168,216.03x = 252,338.63 × 61,628.94 - Step 4: Simplify right side
168,216.03x = 15,551,361,979.81 - Step 5: Solve for x
x = 15,551,361,979.81/168,216.03 - Step 6: Final answer
x = 92,448.75
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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.