Finding the Fourth Proportional to 168,232.06, 252,349.02 and 49,904.28
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Solution
The fourth proportional to 168,232.06, 252,349.02 and 49,904.28 is: 74,856.70
Step by Step Solution
- Step 1: Write the proportion equation
168,232.06 : 252,349.02 = 49,904.28 : x - Step 2: Convert to fraction form
168,232.06/252,349.02 = 49,904.28/x - Step 3: Cross multiply
168,232.06x = 252,349.02 × 49,904.28 - Step 4: Simplify right side
168,232.06x = 12,593,296,151.81 - Step 5: Solve for x
x = 12,593,296,151.81/168,232.06 - Step 6: Final answer
x = 74,856.70
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1.5x scale
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.