Finding the Fourth Proportional to 202,259.11, 279,013.34 and 125,749.19
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Solution
The fourth proportional to 202,259.11, 279,013.34 and 125,749.19 is: 173,469.08
Step by Step Solution
- Step 1: Write the proportion equation
202,259.11 : 279,013.34 = 125,749.19 : x - Step 2: Convert to fraction form
202,259.11/279,013.34 = 125,749.19/x - Step 3: Cross multiply
202,259.11x = 279,013.34 × 125,749.19 - Step 4: Simplify right side
202,259.11x = 35,085,701,808.76 - Step 5: Solve for x
x = 35,085,701,808.76/202,259.11 - Step 6: Final answer
x = 173,469.08
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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.