Finding the Fourth Proportional to 202,077.02, 278,750.52 and 126,494.30
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Solution
The fourth proportional to 202,077.02, 278,750.52 and 126,494.30 is: 174,489.66
Step by Step Solution
- Step 1: Write the proportion equation
202,077.02 : 278,750.52 = 126,494.30 : x - Step 2: Convert to fraction form
202,077.02/278,750.52 = 126,494.30/x - Step 3: Cross multiply
202,077.02x = 278,750.52 × 126,494.30 - Step 4: Simplify right side
202,077.02x = 35,260,350,508.28 - Step 5: Solve for x
x = 35,260,350,508.28/202,077.02 - Step 6: Final answer
x = 174,489.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.