Finding the Fourth Proportional to 168,265.99, 252,188.51 and 84,049.66
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Solution
The fourth proportional to 168,265.99, 252,188.51 and 84,049.66 is: 125,969.35
Step by Step Solution
- Step 1: Write the proportion equation
168,265.99 : 252,188.51 = 84,049.66 : x - Step 2: Convert to fraction form
168,265.99/252,188.51 = 84,049.66/x - Step 3: Cross multiply
168,265.99x = 252,188.51 × 84,049.66 - Step 4: Simplify right side
168,265.99x = 21,196,357,470.69 - Step 5: Solve for x
x = 21,196,357,470.69/168,265.99 - Step 6: Final answer
x = 125,969.35
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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.